
Making Big Mac Casserole is a game-changer for busy families and anyone craving a satisfying meal. This casserole is a creative twist on the classic Big Mac sandwich.
The idea of turning a Big Mac into a casserole originated from a fan-submitted recipe, which gained popularity on social media. To make this casserole, you'll need ground beef, onions, and a special sauce, similar to the one used in the original Big Mac.
A key ingredient in this casserole is the "special sauce", which is a key component of the Big Mac sandwich. This sweet and tangy sauce is a crucial element in giving the casserole its signature flavor.
To assemble the casserole, you'll need to layer the ground beef mixture, special sauce, and shredded cheese in a baking dish. This will help create a rich and satisfying flavor profile.
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Recipe Details
The keto Big Mac casserole recipe is a game-changer for those looking for a low-carb twist on a classic favorite.
This casserole serves a decent-sized crowd, making it perfect for family gatherings or potlucks.
Preheating the oven to 350 degrees F is the first step in making this dish.
Cooking the ground beef in a large skillet over medium-high heat takes about 10 minutes.
Adding diced onions, Worcestershire sauce, garlic powder, salt, and pepper to the ground beef mixture is crucial for flavor.
You'll need to let the excess grease drain out of the ground beef before proceeding with the recipe.
Using cream cheese is a key component in creating a rich and creamy sauce.
The egg mixture is whisked together with heavy cream, salt, and pepper to add moisture and flavor to the casserole.
The grated cheese on top of the casserole is a must for a cheesy, melty finish.
Baking the casserole for 30 minutes is the perfect amount of time to achieve a set texture.
Making the Big Mac sauce while the casserole bakes ensures it's ready to drizzle on top once the dish is done.
Letting the casserole rest for 15 minutes before serving allows the flavors to meld together.
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Preparation
To make a big mac casserole, you'll need to prepare the ingredients ahead of time. Gather a 1-pound package of ground beef, which is the same quantity used in the original Big Mac recipe.
Brown the ground beef in a large skillet, breaking it up into small pieces as it cooks, just like when cooking a traditional Big Mac. This step is essential to bring out the flavor of the beef.
Have all the necessary ingredients, including shredded cheese, diced onions, and sliced pickles, ready to go before assembling the casserole.
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Cook's Note
If you're planning to serve the casserole later, you can keep it warm until ready to serve.
You can also delay adding the lettuce sauce and cheese until just before serving.
The casserole is done when the biscuits are browned, which should take about 25 minutes.
To achieve perfectly browned biscuits, make sure to bake the casserole at the right temperature.
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Step Three: Assemble

Now that we've got our ingredients ready, it's time to assemble the Big Mac Casserole. The bottom layer will be half of the browned ground beef.
Start by spreading half of the special sauce over the meat. Then, sprinkle half of the cheese over the sauce. Repeat this step to make a second layer of beef/sauce/cheese.
Next, take the canned biscuit dough and top the casserole with it. This will give our Big Mac Casserole a delicious, crispy finish.
Ingredients and Storage
To make a delicious Big Mac Casserole, you'll need some key ingredients. Ground beef is a must, and it's best to choose an 80/20 ground beef for a keto recipe.
Here are the main ingredients you'll need:
- Ground beef
- Seasonings (Worcestershire, garlic powder, salt, and pepper)
- Onion
- Cheese (cream cheese and cheddar)
- Dill relish
- Eggs
- Heavy cream
- Big Mac Sauce (mayonnaise, dill pickle relish, yellow mustard, white wine vinegar, paprika, onion powder, and garlic powder)
Once you've made your Big Mac Casserole, you can store it for later. Simply allow it to cool to room temperature, then transfer it to an airtight container and refrigerate it for up to 3-4 days.
Tater Tot Recipe Ingredients

You'll need a few key ingredients to make a delicious Big Mac Tater Tot Casserole. Lean ground beef is a must-have.
For the perfect seasoning, you can use a combination of salt, pepper, garlic powder, and onion powder. This will give your casserole a flavor that's similar to a Big Mac.
Shredded Cheddar Cheese is a great choice for this recipe, but you can also use American cheese or your favorite cheese.
Crispy Tater Tots are a crucial component of this casserole, so make sure to get a bag that's fresh and not stale.
Shredded Iceberg Lettuce, diced Dill Pickles, and fresh Tomatoes add a fresh and crunchy texture to the dish.
To give your casserole a Big Mac flavor, you'll need to make or use a homemade Special Sauce, which is a mix of mayo, sweet pickle relish, mustard, ketchup, finely minced white onion, white vinegar, sugar, and a dash of paprika. Alternatively, you can use Thousand Island Dressing for a simpler version.

A sprinkle of sesame seeds on top adds a nice finishing touch to your casserole.
Here are the essential ingredients you'll need for the Big Mac Tater Tot Casserole:
- Lean ground beef
- Yellow onions
- Seasonings (salt, pepper, garlic powder, onion powder)
- Shredded Cheddar Cheese
- Crispy Tater Tots
- Shredded Iceberg Lettuce
- Diced Dill Pickles
- Fresh Tomatoes
- Homemade Special Sauce (or Thousand Island Dressing)
- Sesame seeds
What's in a?
When choosing ground beef for keto recipes, it's best to opt for an 80/20 ratio.
You can use a leaner ground beef if you prefer, but keep in mind it might affect the flavor.
A little chopped onion adds a big Mac flavor to the ground beef.
To avoid added sugar, make sure to use Dill relish instead of sweet pickle relish.
The eggs in the Big Mac Casserole help bind the casserole together.
Heavy cream is combined with eggs to help hold the casserole together.
Here's a quick rundown of the Big Mac Sauce ingredients: mayonnaise, Dill pickle relish, yellow mustard, white wine vinegar, paprika, onion powder, and garlic powder.
Can You Freeze?
Freezing is a great way to store leftover Keto Big Mac Casserole. You can keep it in the fridge for up to 3-4 days.
To freeze, wrap individual portions in foil and place them in a freezer bag, or freeze the entire casserole in a container. This way you can enjoy it for months to come.
You can reheat a frozen portion by placing it on a plate and microwaving for 2-3 minutes, or until heated through.
Tips and Variations
To get the best results from your Big Mac casserole, make sure to use high-quality ingredients, like grass-fed ground beef and fresh, organic vegetables. This will give your casserole the best flavor and health benefits.
Draining the ground beef thoroughly after browning it is crucial to prevent excess grease from making the casserole soggy. You can also use ground turkey if you prefer.
The right amount of seasoning is essential to transform your beef into a Big Mac-like flavor. Don't skimp on the salt, pepper, and garlic powder – they're key to replicating that iconic taste.
For a keto-friendly version of the homemade burger sauce, use low-carb mayonnaise, sugar-free ketchup, relish, and a dash of vinegar. Adjust the ingredients until you get the perfect balance of tangy and sweet.
A good quality cheddar cheese that melts well is a must for this casserole. It not only adds flavor but also helps bind the casserole together, giving it a wonderful, gooey texture.
Here are some cheese options to consider:
- Cheddar: a classic choice that melts well and adds a rich flavor
- Monterey Jack: a mild cheese that melts well and adds a creamy texture
- Colby: a mild cheese that melts well and adds a slightly sweet flavor
Baking the casserole until it's heated through and the cheese is nicely browned and bubbly is crucial. This might take longer than you expect, but it's worth it for that golden, crispy top.
Letting the casserole rest for a few minutes after taking it out of the oven allows it to set, making it easier to cut into portions without falling apart.
Keto Information
If you're new to the keto diet, you might be wondering how to make a Big Mac casserole that fits within your daily carb limit.
The good news is that many keto enthusiasts have successfully adapted this recipe to meet their dietary needs.
According to Vic, who started keto 8 months ago, this casserole comes to only 2.5g net carbs per serving, with the sauce adding a mere 0.4g net carbs.
You can calculate your own macros, but this breakdown gives you a general idea of how to make this recipe keto-friendly.
The sauce is a crucial component of the Big Mac casserole, and it's what makes it taste so close to the real thing.
To make the sauce, you'll need to whisk together all the ingredients in a small bowl, as mentioned in the original recipe.
Some commenters have noted that using Primal Kitchen mayo, which has a slightly tangy flavor, helps to get the sauce just right.
Here's a quick summary of the keto-friendly ingredients and their approximate carb counts:
By using these keto-friendly ingredients, you can enjoy a delicious Big Mac casserole without going over your daily carb limit.
Many commenters have praised this recipe for its simplicity and flavor, and it's become a staple in their keto diets.
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