Oh, you guys are going to LOVE this one! I’m talking about my absolute go-to Low-Carb Bacon Cheeseburger Casserole. Seriously, it’s like a hug in a dish and tastes *exactly* like your favorite burger, minus the bun. I whipped this up one night when I was craving that classic burger flavor but didn’t want all the carbs. It came together so fast, and my family scarfed it down. It’s perfect for busy weeknights or when you just need something comforting and super satisfying, especially if you’re keeping an eye on your carb count or eating keto!
Why You’ll Love This Low-Carb Bacon Cheeseburger Casserole
Trust me, making this casserole is a total game-changer! Here’s why it’s going to become your new favorite:
- Super Easy! We’re talking minimal prep and mostly hands-off baking. Perfect for those nights when you’re tired but still want something delicious.
- All the Burger Flavor, Half the Fuss: You get that amazing bacon cheeseburger taste without the need to grill or assemble individual burgers.
- Keto & Low-Carb Friendly: It hits all those craveable burger notes while keeping your carb count way down. So satisfying!
- Crowd-Pleaser: Even picky eaters love this one. It’s hearty, cheesy, and packed with all the good stuff.
Ingredients for Low-Carb Bacon Cheeseburger Casserole
Here’s what you’ll need to whip up this fantastic casserole. Don’t worry, most of it is probably already in your pantry!
- 1 pound ground beef
- 6 slices bacon, cooked and crumbled
- 1 cup shredded cheddar cheese, divided
- 1/2 cup chopped onion
- 1/4 cup sugar-free ketchup (this is key for keeping it low-carb!)
- 2 tablespoons Dijon mustard
- 1/4 cup heavy cream
- 1/2 teaspoon garlic powder
- Salt, to taste
- Black pepper, to taste
Essential Equipment for Your Casserole
You don’t need anything fancy for this super-easy casserole! Just a good ol’ large skillet for browning all that yummy beef and onions, and a standard 9×13 inch baking dish. That’s it! You’ll be digging into deliciousness in no time.
Step-by-Step Guide to Making Your Low-Carb Bacon Cheeseburger Casserole
Alright, let’s get this deliciousness happening! It’s seriously so simple, you’ll wonder why you haven’t made it before.
Preheating and Preparation
First things first, let’s get that oven going! Crank it up to 375°F (190°C). While it’s heating, grab your 9×13 inch baking dish and give it a good greasing. I usually just use a little butter or cooking spray – whatever’s easiest. This little step makes sure nothing sticks, and nobody wants a stuck casserole!
Cooking the Ground Beef and Aromatics
Now, toss your ground beef into a big skillet over medium-high heat. Break it up with your spoon and cook it until it’s all nicely browned. This usually takes about 5-7 minutes. Once it’s cooked through, go ahead and drain off any extra grease. Nobody needs *that* in their casserole! Then, stir in your chopped onion and let it cook with the beef for about 5 minutes, just until they start to get nice and soft.
Combining the Flavor Base
Time to add all those amazing burger-inspired flavors! Stir in the sugar-free ketchup, Dijon mustard, heavy cream, and garlic powder. Give it all a good stir until everything is well combined and looking super saucy. Don’t forget to season with salt and pepper to your liking. Taste it right here – this is where the magic starts!
Adding Cheese and Bacon
Okay, here’s where things get *really* exciting. Fold in about half of your crumbled, cooked bacon and half of that shredded cheddar cheese right into the beef mixture. This ensures you get cheesy, bacony goodness in every single bite, not just on top!
Assembling and Baking the Casserole
Now, pour that glorious mixture into your prepared baking dish. Spread it out evenly so it bakes up nice and consistently. For the grand finale topping, sprinkle the rest of that yummy bacon and the remaining cheddar cheese all over the top. Pop that dish into your preheated oven and let it bake for about 25 to 30 minutes. You’re looking for that cheese to be all melted and bubbly, and the edges to be just slightly golden. It smells incredible at this stage!
Resting and Serving
Almost there! Once it’s out of the oven, resist the urge to dive right in (I know, it’s hard!). Let it cool down for just a few minutes. This helps everything set up a bit, making it easier to serve and taste its very best. Then, dig in and enjoy your amazing homemade low-carb bacon cheeseburger casserole!
Tips for the Perfect Low-Carb Bacon Cheeseburger Casserole
Okay, so this casserole is pretty foolproof, but here are a few little tricks I’ve learned that make it extra special. For starters, don’t skimp on the bacon – crispy, crumbled bacon is key for that authentic flavor! I always cook mine until it’s nice and crispy before crumbling. Also, feel free to mix up the cheese; a little Monterey Jack or even some pepper jack can add a fun kick! If you have leftover onions and peppers from another meal, throwing them in with the beef is a great way to add extra veggies without adding carbs. And for a little extra zing, sometimes I add a pinch of smoked paprika to the beef mixture. It really elevates that “burger” flavor!
Looking for more low-carb dinner ideas inspired by burgers? You absolutely have to try my Keto Hamburger Broccoli Skillet – it’s another quick winner. Or if you love cheesy casseroles, the Low-Carb Philly Cheesesteak Casserole is to die for!
Ingredient Notes and Substitutions
A few notes on some of the ingredients here, just to make sure you get the best flavor possible! That sugar-free ketchup is a must if you’re keeping this low-carb or keto – regular ketchup has a surprising amount of sugar. If you can’t find it, you can try a low-carb tomato paste mixed with a little sugar substitute and vinegar, but the sugar-free ketchup is easiest. For the heavy cream, you can sometimes get away with half-and-half if you don’t have heavy cream on hand, but the heavy cream really gives it that rich, creamy texture. And of course, feel free to use your favorite type of cheese if cheddar isn’t your jam!
Frequently Asked Questions about this Casserole
Got questions about this cheesy, bacon-y goodness? I’ve got you covered!
Can I make this Low-Carb Bacon Cheeseburger Casserole ahead of time?
Oh, absolutely! You can totally assemble the casserole (before baking it, of course) and store it covered in the fridge for up to a day. Just add a few extra minutes to the baking time to make sure it’s heated all the way through.
What are some good low-carb side dishes to serve with this casserole?
This casserole is pretty hearty on its own, but it pairs wonderfully with some simple low-carb sides. A big green salad with your favorite vinaigrette is perfect. You can also add some steamed broccoli or roasted cauliflower for extra veggies! If you’re looking for more inspiration, check out these high-protein cheeseburger bowls – they’re a different take on burger flavors!
Low-Carb Vegetable Sides
Think simple steamed green beans, a cucumber tomato salad, or even some garlic-butter mushrooms.
How to store leftovers of this Low-Carb Bacon Cheeseburger Casserole?
Leftovers are the best! Just cover the baking dish tightly with plastic wrap or foil, or transfer the cooled casserole to an airtight container. It should stay yummy in the fridge for about 3-4 days.
Can I freeze this casserole?
Yep, you sure can! After it’s baked and cooled, you can wrap the whole thing (or portions) tightly in plastic wrap and then foil, or portion it into freezer-safe containers. It’ll keep well in the freezer for about 2-3 months. Just thaw it in the fridge overnight and reheat as directed.
Nutritional Estimate for Your Casserole
Alright, so you’re probably wondering about the numbers. While every ingredient can slightly change things, here’s a pretty good estimate for one serving of this delightful Low-Carb Bacon Cheeseburger Casserole. Expect around 450-550 calories, with about 35-45g of fat (hello, bacon and cheese!), 30-40g of protein, and roughly 5-8g of net carbs. Remember, these figures are just a guide and can fluctuate a bit depending on the exact brands you use, especially for things like ketchup and cheese!

Low-Carb Bacon Cheeseburger Casserole
Ingredients
Equipment
Method
- Preheat your oven to 375°F (190°C). Grease a 9×13 inch baking dish.
- In a large skillet, cook the ground beef over medium-high heat until browned. Drain off any excess grease.
- Stir in the chopped onion and cook until softened, about 5 minutes.
- Add the sugar-free ketchup, dijon mustard, heavy cream, garlic powder, salt, and pepper. Stir to combine.
- Fold in half of the crumbled bacon and half of the shredded cheddar cheese.
- Spread the mixture evenly into the prepared baking dish.
- Top with the remaining bacon and cheddar cheese.
- Bake for 25-30 minutes, or until the cheese is melted and bubbly.
- Let it cool slightly before serving.



