Caramelized onions and sauteed onions on top of juicy homemade patties with melted cheese on top, covered with our Heavenly Horseradish Sauce and topped with fluffy sesame seed buns – this is what this Caramelized Onion and Mushroom Burger Recipe is all about.
Ingredients:
- 1 1/2 lb ground beef
- 2 tablespoons Worcestershire Sauce
- 2 cloves garlic grated
- handful of parsley finely chopped
- salt and pepper
- 4 sesame seed buns
- 4 slices of Swiss cheese
- 1 tablespoon olive oil
- 5 tablespoons butter
- 1 onion thinly sliced
- 1/2 cup beef broth
- 1 tablespoon light brown sugar
- 1 tablespoon balsamic vinegar
- 2 cups mushrooms, sliced
- Beano’s Heavenly Horseradish
Directions:
To make mushrooms:
- In a large skillet over medium heat, heat 2 tablespoons of butter
- Add mushrooms, saute of medium for about 10 minutes or until mushrooms are browned
To make caramelized onions:
- In a large skillet over medium heat, heat 3 tablespoons of butter and olive oil.
- Add onions, saute on medium heat for about 15 minutes or until onions are caramelized. Stirring occasionally.
- Add broth, brown sugar, and balsamic vinegar. Stir with a spoon until sugar dissolves.
- Lower the heat to very low, keep warm until ready to serve.
To make homemade burger patties:
- In a large mixing bowl combine ground beef, Worcestershire sauce, garlic, parsley salt, and pepper. Mix it all together with hands or a mixer.
- Divide mixture into 4 equal portions and form them into patties. Make sure to make the center a little thinner than the edges for even grilling.
- Grill on medium-high heat for about 5 minutes on each side. A few minutes before patties are done grilling add sliced cheese on top.
To make caramelized onion burger:
- Place grilled patties over the bottom bun, add lots of caramelized onions and mushrooms, top with Beano’s Heavenly Horseradish, cover with top bun and enjoy!