21 Easy Keto Casserole Recipes You’ll Want to Make Tonight

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Here are some easy keto dinners that are low-carb, high-protein, and family-friendly. These 21 easy keto casserole recipes are the ultimate comfort food for anyone following a ketogenic lifestyle—perfect for busy weeknights, meal prep, or when you just need something cheesy, hearty, and low-carb.

Here you’ll find a variety of casseroles like keto chicken casserole, beef casserole, vegetarian low-carb bake, and even a breakfast keto casserole. Each recipe is packed with healthy fats, minimal net carbs, and lots of flavor, making them ideal for weight loss, blood sugar control, and staying in ketosis.

These meals are not only satisfying but also incredibly easy to throw together. Most require just one ingredient and 30 minutes or less of prep time—making them some of the best keto comfort food recipes. So if you’re tired of eating boring keto meals or looking for low-carb casseroles that the whole family will love, keep reading.

🥘 What Makes a Casserole Keto?

Keto casserole recipes are the perfect low carb comfort food – warm, filling, and packed with healthy fats and protein. But what exactly makes a casserole keto-friendly? Let’s break down the key ingredients and strategies that help turn a traditional casserole into a keto-approved meal you can enjoy on a low carb diet.

✅ Ingredients to Include in Keto Casseroles

Full-fat cheeses (cheddar, mozzarella, cream cheese)
Heavy cream and sour cream
Protein-rich meats (chicken, beef, sausage, turkey, bacon)
Low carb vegetables (cauliflower, broccoli, spinach, zucchini)
Healthy oils (olive oil, avocado oil)
Eggs and almond flour for binding

🚫 Ingredients to Avoid

Traditional pasta or rice
Potatoes and high-starch vegetables
Flour-based thickeners and breadcrumbs
Sugar-laden sauces and canned soups

🔁 Smart Swaps to Keep It Low Carb

Use cauliflower rice instead of white rice
Swap pasta with zucchini noodles or spaghetti squash
Thicken sauces with xanthan gum or cream cheese
Replace breadcrumbs with crushed pork rinds or almond flour

👉 Want to learn more about the best low-carb vegetables for your keto casseroles? Check out this guide from Diet Doctor.

21 Easy Keto Casserole Recipes | Low Carb Dinners You'll Love

Keto Chicken Alfredo Casserole Recipe

This creamy keto chicken alfredo casserole is the ultimate low-carb comfort food. Made with juicy shredded chicken, broccoli florets, and a rich alfredo sauce made with heavy cream and parmesan cheese, this casserole is both delicious and keto-friendly. It's the perfect dinner option for a busy weeknight or for meal prep for the week. With just 5 grams of net carbs per serving, this is a low-carb casserole recipe that doesn't compromise on flavor. Serve it with a fresh green salad or roasted asparagus for a complete keto dinner.

Keto Ground Beef Casserole

This Cheesy Ground Beef Casserole is a classic low-carb dinner that the whole family will enjoy. It's filled with seasoned ground beef, cream cheese, shredded cheddar, and rice crispies for a delicious, filling meal. This easy keto casserole recipe is gluten-free and perfect for weight loss on a ketogenic diet. It's ready in less than 30 minutes, making it one of the best quick keto meals for a busy weeknight. Add some chopped jalapenos or hot sauce for a spicy kick.

Buffalo Chicken Casserole With Cauliflower

Love buffalo wings but hate the carbs? This Buffalo Chicken Cauliflower Casserole is your new go-to keto dinner. It features tender chunks of chicken, roasted cauliflower, and a creamy, spicy buffalo sauce made with cream cheese and Frank’s Red Hot. Topped with shredded mozzarella and baked to bubbly perfection, this low carb casserole recipe is perfect for game day or meal prep. It's a crowd-pleaser and one of the best keto casseroles for spicy food lovers.

Cheesy Keto Taco Casserole

This Keto Taco Casserole delivers all the bold flavors of your favorite taco night without the carbs. Ground beef seasoned with homemade keto taco seasoning is layered with low carb vegetables and topped with a blend of cheddar and Monterey Jack cheese. Bake until bubbly and serve with sour cream, avocado, or shredded lettuce. It’s a family-friendly keto casserole that’s gluten-free and low in net carbs. Ideal for taco Tuesdays or any Mexican food craving.

Zucchini Lasagna (Easy, Healthy Recipe)

If you miss pasta on the keto diet, this Zucchini Lasagna Casserole is a must-try. Thinly sliced zucchini replaces traditional noodles in this low carb version of the Italian classic. Layered with seasoned ground beef, marinara sauce (sugar-free), and three types of cheese, this keto lasagna bake is hearty and satisfying. With under 7g net carbs per serving, it’s one of the best keto casserole recipes for meal prep and comfort food cravings.

Extra Cheesy Keto Broccoli and Chicken Casserole!

This Broccoli Chicken Casserole with Cheese is a quick, easy, and delicious keto meal loaded with protein and healthy fats. It features tender chicken breast, steamed broccoli, and a creamy cheese sauce made with heavy cream and shredded cheddar. Perfect for busy weeknights or meal prepping, this low carb casserole is both kid-friendly and freezer-friendly. With just 6g net carbs per serving, it’s a top-rated keto chicken casserole recipe that even non-keto eaters will love.

Keto Shepherd's Pie

This Keto Shepherd’s Pie is a low carb spin on the classic comfort dish. Instead of mashed potatoes, it uses creamy cauliflower mash layered over a savory mixture of ground beef, onions, garlic, and low carb vegetables. Baked until golden and bubbly, it’s a hearty keto casserole perfect for family dinners or cozy meal prep. Gluten-free and keto-friendly, this dish is rich in flavor and low in carbs, making it ideal for anyone on a ketogenic diet.

Keto Tuna Casserole

This Creamy Tuna Casserole is a low carb take on the classic comfort food. Made with canned tuna, cauliflower rice, heavy cream, and cheddar cheese, it’s a budget-friendly keto dinner that’s perfect for busy nights. With under 5g net carbs per serving, this casserole is both filling and packed with healthy fats and protein. Add a sprinkle of crushed pork rinds on top for a crunchy, keto-approved topping. Great for meal prep or quick lunches.

Keto Philly Cheesesteak Casserole

All the flavors of your favorite sandwich in a keto-friendly dish! This Philly Cheesesteak Casserole combines thinly sliced beef, bell peppers, onions, and a rich cream cheese sauce, then topped with provolone cheese. It’s a low carb casserole recipe that’s hearty, cheesy, and incredibly satisfying. Perfect for a weeknight meal or keto meal prep, this dish is packed with protein and healthy fats. Enjoy with a side of leafy greens for a complete keto dinner.

Low Carb Eggplant Parmesan Casserole

This Eggplant Parmesan Casserole is a delicious vegetarian keto dinner that’s full of flavor and low in carbs. Sliced eggplant is breaded with almond flour, baked until tender, and layered with sugar-free marinara and mozzarella cheese. It’s a healthy keto casserole recipe that’s gluten-free and perfect for Meatless Mondays. With about 6g net carbs per serving, it’s a guilt-free way to enjoy Italian comfort food on the keto diet.

Keto Pizza Casserole

Craving pizza on your keto diet? This Keto Pizza Casserole satisfies those cravings without the carbs. Made with a base of cauliflower rice and ground beef, it’s topped with sugar-free marinara sauce, mozzarella cheese, and your favorite low carb toppings like pepperoni, mushrooms, and olives. It’s a family-friendly keto dinner that’s easy to prep and even easier to enjoy. With around 5g net carbs per serving, it’s one of the best low carb pizza alternatives you’ll ever try.

Low Carb Sausage & Cabbage

This amazing cabbage and sausage keto casserole is packed with delicious flavor and low in carbs. Featuring pan-seared sausage, tender cabbage, and a cheesy cream sauce, this keto casserole is satisfying and perfect for a cold night. It's a simple one-dish meal with just 6 grams of net carbs per serving. Great for batch cooking and meal prep, this recipe is gluten-free, keto-approved, and absolutely delicious.

Low Carb Keto Breakfast Casserole

Start your day right with this Keto Breakfast Casserole packed with eggs, cheese, sausage, and low carb vegetables. It’s a delicious and easy keto breakfast recipe that’s perfect for meal prep. Bake it on Sunday and reheat slices throughout the week. With under 4g net carbs per serving, this savory breakfast bake keeps you full and energized all morning. Add spinach, mushrooms, or bell peppers for extra flavor and nutrition.

Keto Jalapeno Popper Chicken Casserole

If you love spicy, cheesy flavors, then this Jalapeno Popper Chicken Casserole is a must-try. It features shredded chicken, cream cheese, cheddar, and jalapenos, topped with shredded pork rinds and topped with chicken rinds. This low-carb casserole is perfect for dinner, game day, or a potluck. With 5 grams of net carbs per serving, it's keto-friendly and packed with bold flavor. It's a creamy, cheesy dish that's always popular.

Spinach Artichoke Chicken Casserole

This Spinach Artichoke Chicken Casserole is inspired by your favorite dip and turned into a healthy keto dinner. It’s made with shredded chicken, cream cheese, parmesan, mozzarella, spinach, and artichoke hearts, all baked into a creamy, cheesy delight. With around 6g net carbs per serving, it’s a low carb dinner that feels indulgent and satisfying. Pair with a fresh salad for a complete keto meal.

Keto Enchilada Casserole

Enjoy a Mexican dinner with this keto enchilada casserole. It features low-carb tortillas, cheese, and layers of seasoned ground beef or shredded chicken with keto-friendly enchilada sauce. With about 6 grams of net carbs per serving, it's a spicy and cheesy dinner that's perfect for the whole family. Garnish with sour cream, avocado, or chopped cilantro for extra flavor.

Loaded Cauliflower Casserole

This Loaded Cauliflower Casserole is the keto version of loaded baked potatoes. Made with steamed cauliflower, sour cream, cheddar cheese, bacon, and green onions, it’s creamy, cheesy, and low carb. With just 4g net carbs per serving, it’s the perfect keto side dish or a main course. Ideal for holiday dinners, potlucks, or weeknight meals.

Keto Meatball Casserole - Low Carb, Grain-Free, Gluten-Free

This Keto Meatball Casserole is a hearty, cheesy dinner made with homemade or store-bought keto meatballs. Nestled in a rich, sugar-free marinara and topped with mozzarella cheese, it’s baked to bubbly perfection. With 5g net carbs per serving, it’s a satisfying meal that’s also great for keto meal prep. Serve with a side salad or zoodles.

Chicken Bacon Ranch Casserole (Fast & Easy)

This Chicken Bacon Ranch Casserole is a flavor-packed keto dinner made with juicy chicken, crispy bacon, ranch seasoning, and cheddar cheese. With around 4g net carbs per serving, it’s a popular recipe for keto beginners and a favorite for family meals. This low carb casserole is creamy, cheesy, and full of delicious ranch flavor.

Keto Green Bean Casserole

This Keto Green Bean Casserole is a low carb twist on the classic holiday side dish. Fresh green beans are combined with a creamy mushroom sauce and topped with crushed pork rinds for crunch. With under 5g net carbs per serving, it’s the perfect keto side for Thanksgiving, Christmas, or any special occasion. Delicious, comforting, and completely grain-free.

Keto Cheeseburger Casserole - Healthy Recipes Blog

This Low Carb Cheeseburger Casserole is a keto-friendly version of your favorite diner classic. Made with ground beef, onions, pickles, mustard, and cheddar cheese, it tastes just like a cheeseburger in casserole form. With about 5g net carbs per serving, it’s great for dinner or meal prep. Add some sugar-free ketchup on top and enjoy the flavors of a classic cheeseburger without the bun.

Related: Tuna Pasta Salad Recipe

💡 Tips for Making the Best Keto Casserole Recipes

There’s an art to making the perfect keto casserole – one that combines flavor, nutrition, and texture without the carbs. These expert tips will help you achieve a delicious, creamy, and healthy keto-friendly casserole every time, especially for low-carb chicken casserole for dinner or keto meal prep casseroles.

Use Full-Fat Dairy
Cream cheese, heavy cream, sour cream, and full-fat cheeses are all keto-approved and help give casseroles that rich, comforting texture.
Drain or Pre-Cook Watery Vegetables
Zucchini, mushrooms, and spinach release water when cooked. Sauté or salt and drain them before adding to your casserole to avoid soggy results.
Choose Low Carb Base Ingredients
Swap pasta and potatoes for cauliflower rice, broccoli rice, or sliced zucchini. These keep carbs low while boosting fiber and nutrients.
Make Ahead & Freeze
Keto casseroles are perfect for batch cooking. Assemble in advance, freeze, and bake later for a quick keto dinner with zero stress.
Use Oven-Safe Glass or Ceramic Bakeware
Glass and ceramic retain heat better, resulting in even cooking and bubbling cheese perfection. Avoid metal pans if possible for better texture and flavor.

For a golden, cheesy top, sprinkle a mix of mozzarella and cheddar over your casserole in the last 10 minutes of baking.

Related: Easy Chickpea Salad Recipe

🍽️ Perfect Keto Casserole Serving Suggestions

Thinking what to serve with keto casseroles? Enhance your low-carb meal with these delicious, keto-friendly side dishes that are rich in healthy fats and low in net carbs. These easy pairings turn your dinner into a complete ketogenic feast!

🥑 Avocado Slices or Guacamole

Rich in healthy fats and fiber, avocados make an ideal keto side. Serve fresh slices or a creamy guacamole.

🥗 Low-Carb Green Salad

Mix leafy greens, cucumbers, and olive oil dressing. A refreshing and fiber-rich keto side.

🧄 Keto Coleslaw with Apple Cider Vinegar

Crunchy, tangy, and made without sugar. This slaw is a top keto companion for cheesy casseroles.

🌶️ Keto-Friendly Sauces & Toppings

Drizzle casseroles with low-carb sauces like ranch, hot sauce, or sour cream to boost flavor without carbs.

🥦 Roasted Low-Carb Veggies

Pair casseroles with oven-roasted broccoli, zucchini, or asparagus tossed in olive oil and garlic.

✅ These keto casserole side dish ideas help you keep carbs low while boosting nutrition and flavor. Perfect for ketogenic meal prep, low-carb diets, and weight loss plans.

Related: Easy Tilapia Recipes

🧊 Meal Prep & Storage Tips for Keto Casseroles

Keto casseroles are perfect for low carb meal prep and batch cooking. These tips will help you store and reheat your keto-friendly casseroles the right way!

🥡 How to Store Keto Casseroles in the Fridge

Store your keto casseroles in an airtight container in the refrigerator for up to 3–4 days. Make sure the casserole is completely cooled before sealing it to prevent moisture buildup and soggy texture.

❄️ Freezing Keto Casseroles for Later

Freeze your keto casserole in individual portions or as a full dish. Wrap tightly with plastic wrap and foil, or use a BPA-free freezer-safe container. Label with the date. Most casseroles will last up to 3 months in the freezer.

🧂 Best Containers for Keto Meal Prep

Use glass containers or BPA-free plastic meal prep containers with dividers. These keep portions organized and help maintain the quality of your keto-friendly casseroles.

🔥 Reheating Tips for Low Carb Casseroles

Reheat refrigerated casseroles in the oven at 350°F (175°C) for 15–20 minutes, or in the microwave for 2–3 minutes per slice. Frozen casseroles should be thawed in the fridge overnight before reheating for best texture.

Make double batches of your favorite easy keto casserole recipes and freeze one for busy nights!

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Frequently Asked Questions About Keto Casserole Recipes

Are keto casseroles good for meal prep?

Keto casserole recipes are perfect for meal prep. They’re easy to store, reheat well, and stay fresh for up to 4 days in the fridge. Casseroles made with low-carb vegetables, cheese, and high-fat meats are ideal for batch cooking on a keto diet. Many people also freeze individual portions for convenient keto lunches or dinners later in the week.

Can I make keto casseroles dairy-free?

Yes, you can! While most keto casserole dishes include cheese and cream, there are easy dairy-free swaps. Use full-fat coconut milk, nutritional yeast, or dairy-free cheese alternatives. Look for vegan keto-friendly ingredients that maintain flavor and texture without the carbs or dairy.

How do I thicken keto casseroles without flour or cornstarch?

To thicken keto casseroles without using high-carb thickeners, try almond flour, coconut flour, xanthan gum, or cream cheese. These keto-approved ingredients add texture and creaminess while keeping your net carbs low. Cauliflower purée is also a great low-carb option for creating a thick, rich base.

Are all these keto casserole recipes gluten-free?

Yes! Most keto casserole recipes are naturally gluten-free because they avoid wheat, pasta, and breadcrumbs. Just double-check labels if you use low-carb tortillas, sauces, or packaged ingredients. Gluten-free keto meals are perfect for those with celiac disease or gluten sensitivity.

What sides go well with keto casseroles?

Keto casseroles are filling, but you can pair them with delicious low-carb sides like cauliflower rice, sautéed greens, zucchini noodles, or a fresh keto salad. Try pairing your casserole with these keto side dishes to complete your low-carb dinner.