Keto Lasagna

This Keto Lasagna is a low-carb, cheesy bake that delivers all the satisfaction of classic lasagna without the pasta. Layered with a rich meat sauce, three kinds of cheese, and a creamy ricotta mixture, it’s an easy weeknight dinner that also shines for guests. The textures are comforting — a savory, slightly chunky meat layer, creamy ricotta, and gooey melted mozzarella on top. Follow the step-by-step directions closely for best results, and read the notes for a few simple tips on the marinara.

Why you’ll love this Keto Lasagna

• Rich, cheesy flavor without the carbs of traditional noodles.
• Simple ingredients you can find at most grocery stores.
• Comforting layers that reheat well for lunches and leftovers.
• Hands-on time is mostly browning and assembly; baking does the rest.

Ingredients

• 8 ounces cream cheese
• 2 cups mozzarella cheese, shredded
• 1/2 cup parmesan cheese
• 3 large eggs
• 1 large onion, chopped
• 1 clove garlic, minced
• 1 pound ground beef
• 3/4 cup marinara sauce* See notes
• 1 1/2 cups ricotta cheese
• 1 1/2 cups mozzarella cheese, shredded

Make-ahead and prep tips

You can shred cheese and chop the onion ahead of time to speed assembly. Soften the cream cheese at room temperature or microwave in short bursts so it folds smoothly into the ricotta mixture. If your marinara is very watery, simmer briefly to thicken — this prevents excess moisture in the lasagna.

Equipment

• Large skillet
• Mixing bowls
• 8×8 or similar baking dish
• Spatula and wooden spoon
• Aluminum foil

Step-by-step directions

1. Preheat and prepare: Preheat your oven to 350°F (175°C). Lightly grease an 8×8-inch baking dish or a similar-sized casserole dish so the lasagna releases easily after baking.
2. Cook the aromatics: Place a large skillet over medium heat. Add a small drizzle of neutral oil if your beef is very lean; otherwise, the beef will render enough fat. Add the chopped onion to the skillet and cook until it becomes soft and translucent, about 4–5 minutes. Stir occasionally to prevent browning.
3. Add the garlic: Add the minced garlic to the softened onion and cook for 30–60 seconds, stirring constantly, until fragrant. Garlic cooks quickly, so watch it closely to avoid burning.
4. Brown the beef: Add the 1 pound ground beef to the skillet with the onion and garlic. Break the meat up with a spoon or spatula as it cooks. Continue cooking until the beef is fully browned and no longer pink, about 6–8 minutes. Drain any excess fat if desired.
5. Finish the meat sauce: Stir in 3/4 cup marinara sauce to the browned beef, mixing until evenly combined. Reduce the heat to low and let the mixture simmer gently for 2–3 minutes so the flavors meld. Remove the skillet from heat and set the meat sauce aside.
6. Combine the creamy base: In a medium mixing bowl, combine 8 ounces cream cheese (softened), 1 1/2 cups ricotta cheese, 3 large eggs, 2 cups shredded mozzarella cheese, and 1/2 cup parmesan cheese. Use a whisk or spatula to mix until the ingredients are fully incorporated and smooth. This mixture should be creamy and spreadable; if the cream cheese was very cold, take a little extra time to fully blend it in.
7. Layer the lasagna — first layer: Spoon a thin, even layer of the meat sauce into the bottom of the prepared baking dish. Spread it to cover the entire base; this prevents the ricotta mixture from sticking.
8. Layer the cheese mixture: Evenly spread about half of the ricotta-cream cheese mixture over the meat sauce layer. Use the back of a spoon or a small offset spatula to smooth it into an even layer.
9. Second meat layer: Spoon half of the remaining meat sauce over the ricotta layer and spread it gently to cover.
10. Add shredded mozzarella: Sprinkle half of the remaining 1 1/2 cups shredded mozzarella evenly over the meat layer. Reserve the rest for the top of the lasagna.
11. Repeat layers: Repeat the previous layering steps: spread the remaining ricotta-cream cheese mixture over the mozzarella, top with the rest of the meat sauce, and finish with the remaining shredded mozzarella. The top should be covered in cheese so it browns and bubbles while baking.
12. Cover and bake: Cover the baking dish with foil and place it on a middle rack in the preheated oven. Bake for 25 minutes covered; this helps the lasagna heat through and the cheeses to melt without over-browning.
13. Finish uncovered: After 25 minutes, remove the foil and bake for an additional 10–15 minutes, or until the top is golden and the cheese is bubbling. If you prefer a deeper golden crust on top, you can place the dish under the broiler for 1–2 minutes — watch it closely to avoid burning.
14. Rest before serving: Remove the lasagna from the oven and let it rest for 10–15 minutes. Resting helps the layers set so slices hold together when you plate them.
15. Serve: Cut into portions and serve warm. This lasagna pairs well with a simple green salad or sautéed low-carb vegetables for a complete meal.

Notes on the marinara sauce

Use a marinara sauce with no added sugar to keep the carb count low. If you buy a jarred sauce, check the label and choose one with simple ingredients like tomatoes, olive oil, herbs, and salt. For a quick homemade option: simmer crushed tomatoes with a pinch of dried oregano, a small drizzle of olive oil, and a little salt for 10–15 minutes until slightly thickened. Measure out 3/4 cup for the recipe.

Substitutions and ingredient tips

• If you prefer a milder flavor, use half whole-milk ricotta and half part-skim to reduce richness slightly while keeping creaminess.
• For a lighter top layer, swap part of the shredded mozzarella for a lower-fat mozzarella, but note the texture will be slightly less gooey.
• Ground turkey or chicken can replace the ground beef if you want a leaner protein. Keep the 1 pound quantity the same.
• If your cream cheese is cold, microwave it in 10-second bursts until pliable. This prevents lumps when mixing the ricotta layer.

Storage and reheating

Cool leftovers to room temperature, then cover and refrigerate for up to 3–4 days. Reheat individual portions in the microwave until warmed through or place slices in a 350°F oven covered with foil for 15–20 minutes. For longer storage, freeze portions in airtight containers for up to 2 months; thaw in the refrigerator overnight before reheating.

Nutritional notes

Because this lasagna swaps noodles for a rich cheese-and-protein structure, it’s naturally lower in carbohydrates than traditional versions. Exact nutritional values will vary based on brands of cheeses and sauce, so consult package labels or a nutrition calculator if you need precise numbers.

Troubleshooting

• If the lasagna is too watery after baking: Next time, simmer the marinara down to thicken it more, and consider draining excess fat from the browned beef before layering.
• If the center doesn’t set: Be sure to let the lasagna rest for 10–15 minutes after baking. If it still seems loose, bake an additional 5–10 minutes, covered, until the center firms up.
• If the top browns too fast: Keep the lasagna covered with foil until the final 10–15 minutes of baking.

Flavor variations

• Add chopped fresh basil or a teaspoon of dried Italian seasoning to the meat sauce for a herbier profile.
• Stir a handful of chopped spinach into the ricotta mixture for added color and nutrients — squeeze out excess moisture first.
• Mix in a pinch of crushed red pepper flakes with the marinara if you like a little heat.

Final thoughts

This Keto Lasagna proves you don’t need noodles to enjoy a layered, comforting bake. It’s cheesy, satisfying, and straightforward to make. Whether you’re feeding a family or prepping meals for the week, the lasagna holds up well and tastes even better the next day. Try the simple marinara note above for the best texture, and don’t skip the resting step before slicing. Enjoy a hearty, low-carb dinner with minimal fuss and maximal flavor.

Keto Lasagna

A low-carb lasagna made with cheese-based sheets layered with a savory beef marinara and ricotta filling.

Print Recipe Pin Recipe

Prep Time 5 minutes mins

Cook Time 30 minutes mins

Total Time 35 minutes mins

Servings: 8 servings

Ingredients Equipment Method Notes

Ingredients

  

• 8 ounces cream cheese
• 2 cups mozzarella cheese shredded
• 1/2 cup parmesan cheese
• 3 large eggs
• 1 large onion chopped
• 1 clove garlic minced
• 1 pound ground beef
• 3/4 cup marinara sauce see notes for keto sauce alternatives
• 1 1/2 cups ricotta cheese
• 1 1/2 cups mozzarella cheese shredded (for layering)

Equipment

• Oven
• Baking Sheet
• Parchment Paper
• Microwave-safe Bowl
• Non-stick Skillet
• 8 x 8-inch baking pan
• Mixing Bowl
• Whisk

Method

 

1. Preheat the oven to 350°F (180°C). Line a large baking sheet with parchment paper and set aside.
2. In a microwave-safe bowl combine 8 ounces cream cheese, 2 cups shredded mozzarella, and 1/2 cup parmesan. Microwave in 30-second intervals, stirring between, until mostly melted and smooth.
3. Whisk the 3 large eggs into the melted cheese mixture until a smooth batter forms.
4. Spread the batter evenly onto the prepared parchment-lined sheet and bake for 15 minutes, until edges are set and slightly firm. Remove and let cool.
5. While the cheese sheets bake, heat a non-stick skillet over medium heat with 1–2 teaspoons oil. Sauté the chopped onion and minced garlic for about 5 minutes until softened.
6. Add the 1 pound ground beef to the skillet and cook about 3 minutes, breaking it up, then stir in 3/4 cup marinara sauce and simmer another 5 minutes. Remove from heat.
7. Slice the cooled cheese sheet into six even pieces to make lasagna "noodles." Line the bottom of an 8 x 8-inch pan (foil-lined if desired) with two sheet pieces.
8. Top the sheet pieces with 1/2 cup ricotta, about one-third of the meat sauce, and 1/2 cup shredded mozzarella. Repeat layers until all sheets and fillings are used, finishing with mozzarella on top.
9. Bake the assembled lasagna at 350°F (180°C) for 30–35 minutes, until the top is golden and the sauce is bubbling. Remove and let rest 5 minutes before serving.

Notes

• You can use keto spaghetti sauce, keto pizza sauce, pomodoro, or sugo as alternatives to marinara.
• Line the baking pan with foil for easier cleanup.
• Let the baked cheese sheets cool completely before slicing to prevent tearing.
• Use a non-stick skillet to reduce the need for extra oil.
• Assemble lasagna in an 8 x 8-inch pan as directed for best fit.