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A close up of a single serving of big mac casserole with tater tots and ground beef on a salad plate with a fork.
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Big Mac Casserole

Big Mac casserole with seasoned ground beef, thousand island dressing, pickles, and cheddar cheese topped with crispy tater tots. All the flavors of a Big Mac without the bun. Gluten-free and ready in under an hour.
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Prep Time 5 minutes
Cook Time 50 minutes
Total Time 55 minutes
Servings 8 servings

Ingredients

  • 2 lbs ground beef
  • 1 cup diced yellow onion - from about 1 medium onion
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • 1 teaspoon salt
  • 1/2 teaspoon ground black pepper
  • 1 tablespoon Worcestershire sauce - check label for gluten-free if needed
  • 3/4 cup Thousand Island dressing - check label for gluten-free if needed
  • 1/2 cup finely diced pickles
  • 2 cups shredded cheddar cheese - divided
  • 24 oz tater tots - check label for gluten-free if needed, I use Ore-Ida which is labeled gluten-free

For topping:

  • 1/2 cup shredded lettuce - iceberg or green lettuce
  • 1/2 cup diced tomatoes
  • 1/4 cup sliced pickles - or pickle chips
  • 1 tablespoon sesame seeds
  • 2 tablespoons Thousand Island dressing - check label for gluten-free if needed

**Use the toggle button above to turn the instruction photos on and off!

Instructions

  • Preheat oven to 400°F.
  • Add 2 lbs ground beef and 1 cup diced yellow onion to an oven-safe 12-inch skillet or cast iron pan over medium heat. Cook for 6-8 minutes, breaking up the beef as it cooks, until no pink remains and onions are translucent. Drain excess fat.
  • Stir in 1 teaspoon garlic powder, 1 teaspoon onion powder, 1 teaspoon salt, 1/2 teaspoon ground black pepper, 1 tablespoon Worcestershire sauce, 3/4 cup Thousand Island dressing, and 1/2 cup finely diced pickles. Cook for another 2-3 minutes.
  • Spread the beef mixture into an even layer. Sprinkle 1½ cups of the 2 cups shredded cheddar cheese over the top.
  • Arrange 24 oz tater tots in a single layer over the cheese. Sprinkle the remaining ½ cup of cheese on top.
  • Bake for 35-40 minutes, until the tater tots are golden brown and the cheese is melted and bubbly.
  • Top with 1/2 cup shredded lettuce, 1/2 cup diced tomatoes, 1/4 cup sliced pickles, 1 tablespoon sesame seeds, and 2 tablespoons Thousand Island dressing. Serve immediately.

Notes

  • Gluten-Free Note: Check labels on Worcestershire sauce, thousand island dressing, and tater tots to make sure they're gluten-free.
  • Cook Time: Start checking at 30 minutes - oven temps vary and you want crispy tater tots, not burnt ones.

Nutrition

Calories: 688kcal | Carbohydrates: 31g | Protein: 29g | Fat: 50g | Saturated Fat: 17g | Polyunsaturated Fat: 9g | Monounsaturated Fat: 17g | Trans Fat: 1g | Cholesterol: 116mg | Sodium: 1338mg | Potassium: 686mg | Fiber: 3g | Sugar: 6g | Vitamin A: 412IU | Vitamin C: 9mg | Calcium: 268mg | Iron: 4mg
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