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Hamburger Mushroom Bake
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Hamburger Mushroom Bake

Hamburger Mushroom Bake is a comforting, cheesy dish packed with juicy ground beef, mushrooms, and a creamy sauce, all baked to perfection. With just 10 minutes of prep and 30 minutes of baking, this easy casserole is a perfect weeknight dinner. Serve it with rice, pasta, or a side salad for a complete meal.
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Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings: 6
Course: Main Course
Calories: 450
Ingredients Method Notes

Ingredients
  

  • 1 lb ground beef
  • 1 cup mushrooms sliced
  • 1 small onion diced
  • 2 cloves garlic minced
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • 1 teaspoon Italian seasoning
  • 1 can 10.5 oz cream of mushroom soup
  • ½ cup sour cream
  • 1 cup shredded cheddar cheese

Method
 

  1. In a large skillet over medium heat, cook the ground beef until browned. Drain excess grease. Add mushrooms, onion, and garlic, and sauté until softened. Season with salt, pepper, and Italian seasoning.
  2. Stir in the cream of mushroom soup and sour cream until well combined. Cook for 2 minutes, then remove from heat.
  3. Preheat oven to 375°F (190°C). Spread the beef mixture into a greased baking dish. Sprinkle shredded cheddar cheese evenly over the top.
  4. Bake uncovered for 25–30 minutes, or until the cheese is melted and bubbly. Let it rest for 5 minutes before serving.

Notes

  • Make Ahead: Assemble the casserole up to 24 hours in advance and refrigerate before baking.
  • Storage: Store leftovers in an airtight container in the refrigerator for up to 4 days.
  • Reheating: Warm in the oven at 350°F (175°C) for 15 minutes or microwave for 2 minutes.
  • Freezing: Freeze for up to 3 months. Thaw overnight before reheating.