Creamy Beef Mushroom Bake

Section: Satisfying Main Dishes for Every Occasion

This creamy beef and mushroom bake combines ground beef with tender mushrooms simmered in a luscious sauce and topped with a golden layer of melted cheese. Browned beef and onions create a savory foundation, while paprika and thyme add aromatic warmth. The casserole bakes until bubbly and flavorful, perfect served over noodles, rice, or cauliflower rice. Quick to prepare and easy to customize with cheeses or veggies, it’s a comforting one-pan meal ideal for cozy family dinners or make-ahead occasions.

Luna chef wearing a white shirt.
Published By Luna
Updated as of Mon, 15 Dec 2025 15:30:47 GMT
A creamy beef mushroom bake with a wooden spoon in it. Bookmark
A creamy beef mushroom bake with a wooden spoon in it. | foodbymary.com

This creamy beef and mushroom bake is the perfect comforting meal when you want something warm, satisfying, and easy to make. Ground beef and mushrooms simmer in a rich creamy sauce, topped with melty cheese, and baked until bubbly and golden. It’s wonderful served over noodles, rice, or even cauliflower rice for a versatile family dinner that feels like a cozy hug on a plate.

I still remember the first time I made this dish on a hectic weeknight, and everyone went back for seconds. Now it’s often requested around here and always brings smiles at the dinner table.

Ingredients

  • Ground beef: 80 percent lean works best for juicy flavor without excess grease
  • Mushrooms: baby bella or cremini bring earthiness and a meaty texture
  • Diced onion: adds sweetness and builds a savory flavor base pick firm onions without spots
  • Minced garlic: delivers depth and an aromatic warmth, fresh garlic is key
  • Cream of mushroom soup: creates a creamy sauce choose one with simple ingredients when you can
  • Sour cream: enriches the sauce with tang and silkiness full fat is preferable for best texture
  • Paprika: gives a gentle smoky note, use sweet or smoked depending on your taste
  • Dried thyme: offers a subtle herbal aroma and nice complexity, though optional this lifts the flavors
  • Salt and pepper: essential for seasoning freshly ground makes the biggest difference
  • Mozzarella or cheddar cheese: melts into golden bubbly perfection, freshly grated is best
  • Optional cooked egg noodles, rice, or cauliflower rice: serve as a great base to soak up the sauce

Step-by-Step Instructions

Brown the Beef and Onion:
In a large skillet over medium heat cook the ground beef and diced onion for about eight minutes. Stir regularly to soften the onion evenly and let the flavors meld. The beef should be fully browned with no pink remaining. Drain off any excess fat to keep it from getting greasy.
Sauté the Mushrooms and Garlic:
Add the minced garlic and sliced mushrooms to the skillet. Cook for five to six minutes until the mushrooms turn golden and release their juices. The garlic should become fragrant but avoid letting it burn.
Mix in the Creamy Ingredients:
Stir in the cream of mushroom soup, sour cream, paprika, dried thyme, salt, and pepper. Combine thoroughly until the sauce is smooth and evenly blended. This helps marry all the flavors into a luscious creamy mixture.
Assemble in a Baking Dish:
Transfer the beef and mushroom mixture into a lightly greased nine by thirteen inch baking dish. Use a spatula to spread it out evenly for even baking.
Add Cheese and Bake:
Sprinkle the grated mozzarella or cheddar cheese over the top. Place the dish uncovered in a preheated oven at three hundred seventy five degrees. Bake for twenty five to thirty minutes until the cheese is bubbling and golden brown around the edges.
Serve and Enjoy:
Spoon the hot casserole over cooked noodles, rice, or cauliflower rice, or serve it in bowls for a cozy one-pan meal.
A creamy beef mushroom bake in a bowl. Bookmark
A creamy beef mushroom bake in a bowl. | foodbymary.com

The part I love the most is the rich savory sauce bubbling up from the edges and how the cheese crisps into golden perfection on top. This dish always takes me back to Sunday nights when my family gathered around sharing stories and going back for seconds.

Storage Tips

Keep leftovers in an airtight container in the refrigerator for up to three days. Reheat individual portions in the microwave or warm the whole dish in a low oven to refresh. For longer storage freeze the casserole, wrapped tightly in plastic and foil, for up to two months. Thaw overnight in the refrigerator and bake again until hot and bubbly for a fast comforting meal.

Ingredient Substitutions

You can swap ground beef for ground turkey or chicken to lighten the dish. Greek yogurt is a good stand-in for sour cream for a tangy touch. Use any melty cheese you have on hand such as provolone or gruyere. For a nutrition boost stir in spinach or thawed frozen peas before baking.

Serving Suggestions

Serve this creamy bake over buttered egg noodles, classic rice, or steamed cauliflower rice for a lighter option. A crisp green salad or roasted green beans make a lovely side to add color and freshness to the plate.

Cultural Notes

This creamy beef and mushroom bake takes cues from classic American potluck dishes and classic European comfort food like stroganoff. Using pantry staples and one baking dish makes it perfect for busy families who crave that hearty homemade taste without fuss.

Pro Tips

  • Make sure to brown the beef and onions thoroughly first to build maximum flavor before adding other ingredients
  • Grate your own cheese instead of using pre-shredded to get better melt and creaminess
  • If you want a crunchy topping sprinkle a handful of buttery breadcrumbs or crushed crackers on top during the last ten minutes of baking

Common Recipe Questions

→ What type of mushrooms work best in this bake?

Cremini or button mushrooms offer a good balance of flavor and texture, but mixing in wild mushrooms can add depth and earthiness to the dish.

→ Can I use a different type of meat instead of ground beef?

Yes, ground turkey or sausage are excellent substitutes. Adjust cooking times accordingly to ensure proper browning and doneness.

→ What can I serve this bake with?

This dish pairs well with buttered egg noodles, steamed rice, mashed potatoes, or cauliflower rice. A simple green salad or steamed veggies complement the flavors nicely.

→ Can I prepare this bake ahead of time?

Absolutely. Assemble the bake and refrigerate for up to 24 hours before baking. You might need to add extra baking time to ensure it heats through.

→ How do I store leftovers?

Store any leftovers in an airtight container in the fridge for up to three days. Reheat gently in the microwave or oven to retain moisture.

→ Can I freeze this bake?

Yes, freezing before baking works well. Wrap tightly and freeze for up to three months. Thaw overnight in the fridge and bake with possibly extended cooking time.

Creamy Beef Mushroom Bake

Rich beef and mushrooms simmered in creamy sauce, baked with melted cheese for a comforting dish.

Prep Time
15 minutes
Cooking Time
30 minutes
Complete Time
45 minutes
Published By: Luna

Recipe Category: Main Dishes

Skill Level: Beginner-Friendly

Cuisine Type: American

Total Portions: 6 Serves How Many (One 23x33 cm casserole)

Dietary Preferences: ~

Required Ingredients

→ Meat

01 450 grams ground beef (80% lean)

→ Vegetables

02 1 medium onion, diced
03 225 grams cremini mushrooms, sliced
04 2 cloves garlic, minced

→ Sauce

05 300 grams cream of mushroom soup
06 120 grams full-fat sour cream
07 1 teaspoon paprika
08 1/2 teaspoon dried thyme (optional)
09 Salt and freshly ground black pepper, to taste

→ Topping

10 150 grams shredded mozzarella or cheddar cheese

→ Serving Suggestions

11 Cooked egg noodles, rice, or cauliflower rice (optional)

Step-by-Step Instructions

Step 01

Heat a large skillet over medium heat. Cook ground beef and diced onion together for 8 minutes, stirring regularly until beef is fully browned and onions softened. Drain excess fat.

Step 02

Add minced garlic and sliced mushrooms to the skillet. Cook for 5 to 6 minutes until mushrooms are golden and fragrant.

Step 03

Stir in cream of mushroom soup, sour cream, paprika, dried thyme, salt, and pepper until smooth and well incorporated.

Step 04

Transfer the mixture into a lightly greased 23x33 cm baking dish and smooth the surface evenly.

Step 05

Sprinkle shredded cheese evenly over the top. Bake uncovered in a preheated oven at 190°C for 25 to 30 minutes until cheese is golden and the dish is bubbly.

Step 06

Spoon the hot bake over cooked egg noodles, rice, or cauliflower rice as desired.

Handy Cooking Tips

  1. For maximum flavor, brown beef and onions thoroughly before adding mushrooms.
  2. Grate your own cheese for better melting and flavor.
  3. This dish freezes well; thaw overnight in the refrigerator before reheating.

Necessary Kitchen Tools

  • Large skillet
  • 9x13 inch (23x33 cm) baking dish
  • Oven

Allergy Details

Always check ingredient packaging for potential allergens and consult a healthcare professional when in doubt.
  • Contains dairy

Nutritional Information (Per Serving)

These nutrition details are for guidance and don’t replace professional advice.
  • Calories: 480
  • Fat: 32 grams
  • Carbohydrates: 12 grams
  • Proteins: 30 grams