This Savory Creamy Mushroom and Ground Beef Bake is a cozy, cheese-topped casserole made with tender pasta, hearty ground beef, and mushrooms in a luscious sour cream and mushroom sauce. Perfect for busy weeknights and crowd-pleasing comfort food dinners.
1 lb ground beef
1 tbsp olive oil
1 medium onion, finely chopped
2 cloves garlic, minced
2 cups mushrooms, sliced
1 can (10.5 oz) cream of mushroom soup
1/2 cup sour cream
1/2 cup heavy cream
1 cup shredded cheddar cheese
1 tsp dried thyme
1 tsp paprika
Salt and pepper, to taste
2 cups cooked pasta (penne, rotini, or your choice)
Fresh parsley, chopped (for garnish)
Preheat Oven:
Set oven to 350°F (175°C). Lightly grease a 9×13-inch baking dish.
Cook Aromatics:
Heat olive oil in a large skillet over medium heat.
Sauté chopped onion and garlic for 2–3 minutes until soft and fragrant.
Brown the Beef:
Add ground beef and cook for 5–7 minutes until browned and crumbled.
Drain excess fat if needed.
Cook the Mushrooms:
Stir in sliced mushrooms and cook for another 5 minutes, until softened.
Make the Sauce:
Add cream of mushroom soup, sour cream, heavy cream, thyme, paprika, salt, and pepper.
Stir and simmer for 3–4 minutes until thickened slightly.
Combine with Pasta:
Stir in cooked pasta and toss to coat evenly in the sauce.
Bake:
Transfer to baking dish and top with shredded cheddar.
Bake for 20–25 minutes, or until cheese is melted and bubbly.
Serve:
Garnish with fresh parsley and serve hot.
For extra richness, use a mix of mozzarella and cheddar.
Add spinach or peas for a veggie boost.
Can be made ahead and refrigerated before baking.