Why Make This Recipe
Mushroom and Swiss Burger Casserole is the perfect dish for those who crave comfort food. It combines the rich flavors of a classic burger with the ease of a casserole. This meal is not only hearty but also very satisfying, making it a favorite for family dinners or gatherings with friends. Plus, it’s quick to prepare and can feed a crowd, ensuring everyone leaves the table happy and full.
Thank you for reading this post, don't forget to subscribe!How to Make Mushroom and Swiss Burger Casserole
Ingredients:
- 1 lb Ground Beef (can be swapped for ground turkey, chicken, or plant-based meat)
- 1 Onion (yellow onion or shallots work well as substitutes)
- 8 oz Mushrooms (crimini or button mushrooms can be used interchangeably)
- 3 cloves Garlic (use fresh garlic for best results)
- 1 cup Beef Broth (chicken broth can be used for a lighter flavor)
- 1 tbsp Worcestershire Sauce (essential for a savory kick)
- 2 tbsp Soy Sauce (adjust quantity for lower sodium versions)
- 1 tbsp Dijon Mustard (complements the rich flavors)
- 6 oz Swiss Cheese (cheddar, mozzarella, or any melty cheese can be used as alternatives)
- 1 cup Sour Cream (Greek yogurt can be used as a healthier option)
- 4 pieces Hamburger Buns (gluten-free buns can be used for a gluten-free version)
- 2 tbsp Olive Oil (adds richness to the dish)
- to taste Salt (essential for seasoning)
- to taste Pepper (essential for seasoning)
- 1 tbsp Fresh Parsley (optional garnish for freshness and color)
Directions:
- Preheat your oven to 350°F (175°C).
- In a large skillet, heat the olive oil over medium heat. Add the chopped onion and cook until translucent, about 3-4 minutes.
- Add the mushrooms and cook for another 5-7 minutes, until they soften.
- Stir in the minced garlic and cook for an additional minute until fragrant.
- Add the ground beef, salt, and pepper. Cook until the meat is browned.
- Pour in the beef broth, Worcestershire sauce, soy sauce, and Dijon mustard. Stir well and bring to a simmer. Cook for about 5 minutes.
- In a separate bowl, mix the sour cream with half of the Swiss cheese.
- Layer the bottom of a baking dish with the hamburger buns, followed by the beef mixture, and top with the sour cream mixture. Sprinkle the remaining Swiss cheese on top.
- Bake in the oven for 25-30 minutes or until the cheese is bubbly and golden brown.
How to Serve Mushroom and Swiss Burger Casserole
Serve the Mushroom and Swiss Burger Casserole hot from the oven. It pairs wonderfully with a fresh salad or steamed vegetables. You can also sprinkle some fresh parsley on top for added color and flavor.
How to Store Mushroom and Swiss Burger Casserole
Leftovers can be stored in an airtight container in the refrigerator for up to 3-4 days. To reheat, place it in the oven at 350°F (175°C) until warmed through. You can also heat individual portions in the microwave.
Tips to Make Mushroom and Swiss Burger Casserole
- For extra flavor, consider adding spices like paprika or chili powder to the beef mixture.
- If you prefer a crunchier topping, sprinkle some breadcrumbs on top before baking.
- You can easily make this dish ahead of time. Just assemble it and store it in the fridge until you’re ready to bake.
Variation
Feel free to customize this casserole by adding your favorite vegetables, such as bell peppers or spinach. You can also switch up the cheese to your liking for different flavor profiles.
FAQs
1. Can I use ground turkey instead of beef?
Yes, ground turkey works well as a substitute for ground beef in this recipe.
2. Is this casserole gluten-free?
You can make it gluten-free by using gluten-free hamburger buns.
3. Can I freeze leftovers?
Yes, you can freeze the casserole. Just ensure it’s in an airtight container. Thaw it in the refrigerator before reheating.

Mushroom and Swiss Burger Casserole
- Total Time: 45 minutes
- Yield: 4 servings
- Diet: None
Description
A hearty and satisfying casserole that combines the rich flavors of a classic burger, perfect for family dinners or gatherings.
Ingredients
- 1 lb Ground Beef (or ground turkey, chicken, or plant-based meat)
- 1 Onion (yellow onion or shallots)
- 8 oz Mushrooms (crimini or button)
- 3 cloves Garlic (minced)
- 1 cup Beef Broth (or chicken broth)
- 1 tbsp Worcestershire Sauce
- 2 tbsp Soy Sauce
- 1 tbsp Dijon Mustard
- 6 oz Swiss Cheese (or cheddar, mozzarella)
- 1 cup Sour Cream (or Greek yogurt)
- 4 pieces Hamburger Buns (or gluten-free buns)
- 2 tbsp Olive Oil
- to taste Salt
- to taste Pepper
- 1 tbsp Fresh Parsley (optional)
Instructions
- Preheat your oven to 350°F (175°C).
- In a large skillet, heat the olive oil over medium heat. Add the chopped onion and cook until translucent, about 3-4 minutes.
- Add the mushrooms and cook for another 5-7 minutes, until they soften.
- Stir in the minced garlic and cook for an additional minute until fragrant.
- Add the ground beef, salt, and pepper. Cook until the meat is browned.
- Pour in the beef broth, Worcestershire sauce, soy sauce, and Dijon mustard. Stir well and bring to a simmer. Cook for about 5 minutes.
- In a separate bowl, mix the sour cream with half of the Swiss cheese.
- Layer the bottom of a baking dish with the hamburger buns, followed by the beef mixture, and top with the sour cream mixture. Sprinkle the remaining Swiss cheese on top.
- Bake in the oven for 25-30 minutes or until the cheese is bubbly and golden brown.
Notes
Serve hot from the oven with a fresh salad or steamed vegetables. Leftovers can be stored in an airtight container for up to 3-4 days.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Main Course
- Method: Baking
- Cuisine: American
