This simple keto cheeseburger bake is rich, comforting, and packed with classic cheeseburger flavor without the bun. It comes together quickly with everyday ingredients and is perfect for family dinners, potlucks, or parties where you need something hearty that everyone will enjoy.
Why You’ll Love This Recipe
This recipe is incredibly easy to prepare and requires minimal prep time. It delivers all the flavors of a juicy cheeseburger in a warm, cheesy baked dish that fits perfectly into a low-carb lifestyle. It is customizable, filling, and ideal for feeding a crowd without spending hours in the kitchen.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
1½ lbs ground beef
½ medium onion, finely diced
½ cup diced green bell pepper
1 teaspoon garlic powder
1 teaspoon onion powder
1 teaspoon salt
½ teaspoon black pepper
1 cup shredded cheddar cheese
½ cup shredded mozzarella or Colby Jack cheese
½ cup mayonnaise
1 teaspoon yellow mustard
Directions
Preheat the oven to 375°F (190°C) and lightly grease a medium baking dish.
Heat a large skillet over medium heat. Add the ground beef, diced onion, and green bell pepper. Cook while stirring until the beef is fully browned and the vegetables are softened. Drain off any excess grease.
Season the cooked beef mixture with garlic powder, onion powder, salt, and black pepper. Stir well to evenly distribute the seasoning.
Add the mayonnaise and yellow mustard to the skillet and mix until the beef is evenly coated and creamy.
Transfer the beef mixture into the prepared baking dish and spread it out evenly.
Sprinkle the shredded cheddar and mozzarella (or Colby Jack) evenly over the top.
Bake uncovered for 20 to 25 minutes, or until the cheese is fully melted, bubbly, and lightly golden on top.
Remove from the oven and allow the bake to rest for 5 minutes before serving.
Servings and timing
This recipe makes approximately 6 servings.
Preparation time is about 10 minutes.
Cooking time is 25 minutes.
Total time is approximately 35 minutes.
Variations
You can add sliced mushrooms for extra depth of flavor.
For a spicy version, mix in a small amount of chopped jalapeños.
Swap mayonnaise with sour cream for a tangier, lighter taste.
Use a blend of different cheeses to create a richer topping.
Top with diced tomatoes or shredded lettuce after baking for a fresh finish.
Storage/Reheating
Store leftovers in an airtight container in the refrigerator for up to 4 days.
To reheat, warm individual portions in the oven at 350°F until heated through or microwave gently in short intervals to avoid overcooking.
This dish can also be frozen for up to 2 months. Thaw overnight in the refrigerator before reheating.
FAQs
Can I make this recipe ahead of time?
Yes, you can assemble the dish in advance and refrigerate it unbaked for up to 24 hours before baking.
Is this recipe suitable for meal prep?
Absolutely. It reheats well and stays flavorful for several days.
Can I use ground chicken instead of beef?
Yes, ground chicken can be used, though the flavor and texture will be slightly lighter.
Does this recipe work without mustard?
Yes, the mustard is optional and can be left out if preferred.
Can I make this dairy-free?
You can use dairy-free cheese alternatives and dairy-free mayonnaise if needed.
What size baking dish should I use?
A medium casserole dish or an 8×8-inch baking dish works well.
Can I add extra vegetables?
Yes, low-carb vegetables like zucchini or spinach can be added.
Is this recipe kid-friendly?
Yes, the mild cheesy flavor is usually well-loved by kids.
How do I know when it’s done baking?
The cheese should be fully melted and lightly golden on top.
Can I double the recipe?
Yes, simply use a larger baking dish and increase baking time slightly.
Conclusion
This simple keto cheeseburger bake proves that comfort food can be both easy and satisfying. With its rich flavor, minimal prep, and flexible ingredients, it is a dependable recipe you’ll want to make again and again for gatherings or weeknight dinners.
This simple keto cheeseburger bake is a low-carb, bunless twist on a classic cheeseburger. It’s loaded with seasoned ground beef, melty cheese, and a creamy sauce, making it perfect for family dinners, potlucks, or meal prep.
Ingredients
1½ lbs ground beef
½ medium onion, finely diced
½ cup diced green bell pepper
1 teaspoon garlic powder
1 teaspoon onion powder
1 teaspoon salt
½ teaspoon black pepper
1 cup shredded cheddar cheese
½ cup shredded mozzarella or Colby Jack cheese
½ cup mayonnaise
1 teaspoon yellow mustard
Instructions
Preheat oven to 375°F (190°C) and grease a medium baking dish.
In a large skillet over medium heat, cook ground beef, onion, and green bell pepper until beef is browned and vegetables are tender. Drain excess grease.
Add garlic powder, onion powder, salt, and pepper. Stir to combine.
Mix in mayonnaise and mustard until the beef is coated and creamy.
Transfer beef mixture to the prepared baking dish and spread evenly.
Top with shredded cheddar and mozzarella (or Colby Jack) cheese.
Bake uncovered for 20–25 minutes, until cheese is melted and bubbly.
Let rest for 5 minutes before serving.
Notes
Add jalapeños or mushrooms for extra flavor.
Top with shredded lettuce or diced tomatoes after baking for freshness.
