Meaty, cheesy, and chock full of tasty mix-ins like hash browns, pickles, and onions, Big Mac casserole is the perfect dinner to make this week! It’s an easy, deconstructed version of the classic burger we all know and love.

We love Big Macs around here. Try this recipe for a copycat Big Mac burger or Big Mac sauce next!

Big Mac Tater Tot Casserole

Let’s be honest, everything is better in casserole form. It adds a hearty touch that’s so irresistible! This Big Mac casserole is no different, and here’s why you’ll love it:

It’s packed with layers of seasoned ground beef, melty cheddar cheese, and crispy hash browns. But what really makes it special is the homemade Big Mac sauce, and flavorful mix-ins like chopped onions, lettuce, and pickles! So ditch the drive-thru and gather your family around this flavor-packed casserole. It’s a guaranteed crowd-pleaser!

Ingredients You’ll Need

For both the casserole itself, and the tasty homemade Big Mac sauce that gets mixed in!

Big Mac Sauce:

Casserole:

Extra Mix-Ins:

Let’s Make Big Mac Casserole!

This is such a fun twist on a classic fast food item that will have everyone asking for seconds.

To Make the Sauce

  1. In a medium bowl, add the mayonnaise, relish, vinegar, garlic powder, onion powder, paprika, turmeric, and sugar.
  2. Whisk the ingredients together until combined.
  3. Taste and adjust the seasonings if needed. And more granulated sugar if you like the sauce on the sweeter side!

Casserole Meat

  1. Preheat the oven to 375 degrees Fahrenheit. Spray a baking dish with non-stick cooking spray.
  2. In a large skillet over medium-high heat, brown the ground beef until no longer pink.
  3. Add the onion and cook until the onions are softened.
  4. Stir in the Worcestershire sauce and seasonings.
  5. Pour half of the Big Mac sauce into the meat mixture and stir to combine. 

To Assemble

  1. Place the frozen potatoes in the bottom of the prepared dish.
  2. Top the potatoes with the meat mixture then sprinkle on the shredded cheese.
  3. Drizzle ¼ cup Big Mac sauce over the meat mixture and top with the shredded cheese.
  4. Cover the casserole with foil and bake for 25 minutes. Remove the foil then bake an additional 5 minutes or until the cheese is melted.
  5. Garnish the top of the casserole with additional onions, pickles, and chopped lettuce. Sprinkle with hamburger bun croutons and sesame seeds if desired.

Storing and Reheating Leftovers

Leftovers of this Big Mac casserole are even tastier the next day for lunch! Follow my tips below for storing and reheating leftovers. Remove any lettuce topping before reheating. Then add fresh shredded lettuce before serving again!

  • In the Refrigerator: In the fridge, your casserole should last about 3-4 days. Store in an airtight container for best results.
  • To Reheat: When it’s time to enjoy your leftover casserole you can reheat it in the microwave. Heat in 1-minute intervals, stirring in between until it’s warmed through.

Print

Big Mac Casserole

Course Dinner
Keyword big mac casserole
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings 6 people
Calories 563kcal

Ingredients

Big Mac Sauce

Casserole

Optional Toppings

  • iceburg lettuce, shredded
  • pickles
  • white onions, diced
  • hamburger bun croutons, toasted and cubed
  • sesame seeds

Instructions

To Make the Sauce

  • In a medium bowl, add the mayonnaise, relish, vinegar, garlic powder, onion powder, paprika, turmeric, and sugar.
  • Whisk the ingredients together until combined.
  • Taste and adjust the seasonings if needed. And more granulated sugar if you like the sauce on the sweeter side!

Casserole Meat

  • Preheat the oven to 375 degrees Fahrenheit. Spray a baking dish with non-stick cooking spray.
  • In a large skillet over medium-high heat, brown the ground beef until no longer pink.
  • Add the onion and cook until the onions are softened.
  • Stir in the Worcestershire sauce and seasonings.
  • Pour half of the Big Mac sauce into the meat mixture and stir to combine.

To Assemble

  • Place the frozen potatoes in the bottom of the prepared dish.
  • Top the potatoes with the meat mixture then sprinkle on the shredded cheese.
  • Drizzle ¼ cup Big Mac sauce over the meat mixture and top with the shredded cheese.
  • Cover the casserole with foil and bake for 25 minutes. Remove the foil then bake an additional 5 minutes or until the cheese is melted.
  • Garnish the top of the casserole with additional onions, pickles, and chopped lettuce. Sprinkle with hamburger bun croutons and sesame seeds if desired.

Nutrition

Calories: 563kcal | Carbohydrates: 25g | Protein: 23g | Fat: 41g | Saturated Fat: 10g | Polyunsaturated Fat: 18g | Monounsaturated Fat: 11g | Trans Fat: 0.3g | Cholesterol: 81mg | Sodium: 554mg | Potassium: 625mg | Fiber: 2g | Sugar: 4g | Vitamin A: 422IU | Vitamin C: 9mg | Calcium: 159mg | Iron: 3mg

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