Creamy Beef Mushroom Bake

Featured in Hearty Main Courses.

Craving comfort food? This creamy beef and mushroom bake is a crowd-pleaser! Ground beef and savory mushrooms are simmered in a rich, creamy sauce and baked until bubbly and golden. Serve over noodles, rice, or cauliflower rice for a complete meal.

The recipe is quick and easy to prepare, ready in under an hour. Simply brown the beef and mushrooms, mix in the creamy sauce, top with cheese, and bake. It's a great weeknight dinner option and perfect for meal prepping.

Customize this bake with your favorite cheeses, add extra vegetables, or spice it up with red pepper flakes. Enjoy this comforting and satisfying dish!

Casey
Updated on Sun, 12 Oct 2025 16:34:42 GMT
A plate of food with mushrooms and meat. Pin it
A plate of food with mushrooms and meat. | cookingwithcasey.com

This Creamy Beef and Mushroom Bake has become my go-to dish when I truly want to treat my family to something cozy and soul-satisfying. Rich ground beef simmers down with tender mushrooms, a creamy sauce, and plenty of melty cheese for that irresistible, golden-top comfort. Each bite reminds me of coming home after a chilly day and digging into a meal that feels almost like a warm hug.

I still remember the first time I made this bake on a hectic weeknight and everyone went back for seconds. Now it is a regular star at our family table and I always have requests for the recipe.

Ingredients

  • Ground beef: adds hearty flavor and protein choose 80 percent lean for juiciness but not too much grease
  • Mushrooms: bring earthiness and a nice texture baby bella or cremini are especially flavorful
  • Onion diced: creates a savory base and sweetens as it cooks select firm dry onions without soft spots
  • Garlic minced: gives depth and warmth fresh garlic is best for maximum taste
  • Cream of mushroom soup: creates the creamy sauce read labels and select one with simple ingredients when possible
  • Sour cream: makes the sauce rich and tangy full fat delivers the silkiest result
  • Paprika: infuses soft smokiness opt for sweet or smoked according to your taste
  • Dried thyme: gives herbal aroma optional but worthwhile for extra flavor
  • Salt and pepper: essential for balancing all the other ingredients grind fresh for a bigger flavor punch
  • Mozzarella or cheddar cheese: melts into bubbly goodness grate your own for best melt and flavor
  • Optional cooked egg noodles rice or cauliflower rice for serving: choose your favorite 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 onion together for about eight minutes until the beef is browned and no longer pink. Stir regularly so the onion softens evenly and flavors meld. Drain off any excess fat for a less greasy finish.
Sauté the Mushrooms and Garlic:
Add the minced garlic and sliced mushrooms to the skillet. Let everything cook together for five to six minutes. The mushrooms should turn golden and release their juices while the garlic becomes fragrant but not burnt.
Mix in the Creamy Ingredients:
Stir in the cream of mushroom soup sour cream paprika dried thyme salt and pepper. Keep stirring until everything is smoothly blended and no streaks remain. This step ensures that all the flavors marry and the mixture becomes luxuriously creamy.
Assemble in a Baking Dish:
Transfer the creamy beef and mushroom mix into a lightly greased nine by thirteen inch baking dish. Use a spatula to smooth it out for even baking.
Add Cheese and Bake:
Sprinkle the shredded mozzarella or cheddar cheese evenly over the surface. Place the dish uncovered in a preheated three hundred seventy five degree oven. Bake for twenty five to thirty minutes until the cheese is golden and the casserole is bubbling around the edges.
Serve and Enjoy:
Spoon the hot bubbly casserole over cooked noodles or rice or just serve it in bowls for a hearty one pan meal.
A slice of pizza with mushrooms and cheese. Pin it
A slice of pizza with mushrooms and cheese. | cookingwithcasey.com

My favorite part is the rich savory sauce that bubbles up around the edges and turns the cheese perfectly golden. This recipe always brings back memories of Sunday nights spent gathered in the kitchen sharing stories over second helpings.

Storage Tips

Refrigerate leftovers in an airtight container for up to three days. You can reheat single servings in the microwave or refresh the whole bake in a low oven. For longer storage wrap well and freeze for up to two months. Thaw overnight in the fridge and bake until hot for a fast comforting dinner.

Ingredient Substitutions

If you prefer a lighter version try ground turkey or chicken in place of beef. Greek yogurt stands in well for sour cream. Any melty cheese works so use what you have on hand like provolone or gruyere. For extra nutrition mix in spinach or a handful of thawed frozen peas before baking.

Serving Suggestions

Serve this creamy casserole over a bed of buttered egg noodles classic rice or steamed cauliflower rice if you are looking to keep things lighter. A simple green salad or roasted green beans round out the meal nicely and add a pop of color to the plate.

Cultural Notes

Creamy beef and mushroom casseroles draw inspiration from classic American potluck fare and a hint of European comfort cooking like stroganoff. By using pantry friendly ingredients and one pan this version fits right into modern busy family cooking while still satisfying that homespun craving.

Frequently Asked Questions

→ What type of mushrooms work best in this bake?

Cremini or button mushrooms are great options. You can also use a mix of wild mushrooms for a more intense flavor.

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

Yes, ground turkey or sausage can be substituted for ground beef. Adjust cooking time as needed.

→ What can I serve this bake with?

This dish is delicious served over cooked egg noodles, rice, mashed potatoes or cauliflower rice. A side salad or steamed vegetables complement it well.

→ Can I prepare this bake ahead of time?

Yes! Assemble the casserole and store it in the refrigerator for up to 24 hours before baking. Add an extra 5-10 minutes to the baking time.

→ How do I store leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or oven.

→ Can I freeze this bake?

Yes, you can freeze the assembled bake before baking. Wrap tightly in plastic wrap and foil and freeze for up to 3 months. Thaw completely in the refrigerator before baking. You may need to add extra baking time.

Creamy Beef Mushroom Bake

Creamy beef and mushroom bake. Hearty comfort food with simple ingredients and bubbly, cheesy perfection.

Prep Time
15 Minutes
Cook Time
30 Minutes
Total Time
45 Minutes
By: Casey

Category: Hearty Main Dishes

Difficulty: Easy

Cuisine: American Comfort

Yield: 6 Servings

Dietary: ~

Ingredients

→ Main Components

01 450g ground beef
02 225g mushrooms, sliced
03 1 small onion, diced
04 2 cloves garlic, minced
05 1 can (approx. 298g) cream of mushroom soup
06 120ml sour cream
07 2.5ml paprika
08 2.5ml dried thyme (optional)
09 Salt and freshly ground black pepper, to taste
10 100g shredded mozzarella or cheddar cheese

→ For Serving (Optional)

11 Cooked egg noodles
12 Cooked rice
13 Cooked cauliflower rice

Instructions

Step 01

Preheat your oven to 190°C (375°F). Lightly grease a 9x13-inch (approx. 23x33 cm) baking dish.

Step 02

In a large skillet over medium heat, cook the ground beef and diced onion until the beef is thoroughly browned and no longer pink, approximately 6–8 minutes. Carefully drain any excess fat from the skillet.

Step 03

Add the minced garlic and sliced mushrooms to the skillet with the beef and onion. Continue to cook for an additional 5–6 minutes until the mushrooms have softened and become fragrant.

Step 04

Stir in the cream of mushroom soup, sour cream, paprika, dried thyme (if using), salt, and pepper into the skillet mixture. Mix thoroughly until all ingredients are evenly combined and the sauce is smooth.

Step 05

Transfer the entire beef and mushroom mixture into the prepared baking dish, spreading it out evenly. Generously sprinkle the shredded cheese over the top surface.

Step 06

Bake the casserole, uncovered, for 25–30 minutes, or until the cheese is beautifully melted, golden, and the casserole is bubbling hot throughout.

Step 07

Allow the baked casserole to rest for a few minutes before serving. Enjoy it on its own or serve over cooked egg noodles, rice, or cauliflower rice for a complete meal.

Notes

  1. For a lower-carb meal, consider serving this bake over cauliflower rice or zucchini noodles instead of traditional starchy sides like pasta or rice.
  2. Enhance the nutritional value and texture by incorporating a layer of frozen peas or green beans into the mixture before transferring it to the baking dish.
  3. Introduce a subtle heat and depth of flavor by adding a pinch of red pepper flakes to the mixture during the sauce preparation step.
  4. Prepare this casserole in advance: assemble and store it covered in the refrigerator for up to 24 hours. When baking from chilled, add an extra 5-10 minutes to the baking time.
  5. Experiment with various cheese options such as Gruyere, provolone, or a blend of Italian cheeses to achieve different flavor profiles and melting characteristics.

Tools You'll Need

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

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Dairy (from sour cream, cheese, and cream of mushroom soup)
  • Gluten (commonly found in conventional cream of mushroom soup and optional egg noodles)
  • Beef

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 350
  • Total Fat: 22 g
  • Total Carbohydrate: 15 g
  • Protein: 25 g