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Keto Beef and Mushroom Casserole

Keto Beef Mushroom Casserole

This hearty casserole combines savory ground beef, earthy mushrooms, and creamy cheese for a comforting keto-friendly meal perfect for chilly evenings.
Prep Time 15 minutes
Cook Time 40 minutes
Total Time 55 minutes
Course casserole, dinner
Cuisine American
Servings 4 people
Calories 450 kcal

Equipment

  • 1 large skillet for browning beef and cooking veggies
  • 1 9x9-inch baking dish for baking casserole

Ingredients
  

  • 1 pound ground beef
  • 2 cups sliced mushrooms
  • 1 cup heavy cream
  • 1 cup shredded cheddar cheese
  • 1/2 cup beef broth
  • 1 small onion diced
  • 2 cloves garlic minced
  • 1 teaspoon thyme
  • Salt and pepper to taste
  • Olive oil for cooking

Instructions
 

  • Preheat oven to 375°F (190°C).
  • Heat olive oil in a large skillet over medium heat and sauté diced onion and minced garlic until softened.
  • Add ground beef to skillet, cook and crumble until browned, then drain excess fat.
  • Stir in sliced mushrooms, beef broth, heavy cream, thyme, salt, and pepper; cook for 5 to 7 minutes until mushrooms are tender.
  • Transfer the beef mixture to a greased 9x9-inch baking dish and evenly sprinkle shredded cheddar cheese on top.
  • Bake in preheated oven for 20 to 25 minutes until cheese is melted and bubbly.
  • Allow casserole to cool slightly before serving.

Notes

  • Use any cheese variety to change flavor profile.
  • Leftovers keep well refrigerated up to 3 days.
  • For added flavor, try fresh herbs instead of dried thyme.