
French Onion Burgers
These French onion burgers are made with a simple combination of ground beef and onion soup mix, then topped with Havarti cheese, onions, and mushrooms. These burgers will become a favorite at parties.
Directions
Recipe Ingredients
- 6 hamburger buns, split
- 1/4 cup butter
- 8 ounces sliced mushrooms
- 2 onions, thinly sliced
- salt and freshly ground black pepper
- 2 pounds ground beef
- 1 (1 ounce) packet dry onion soup mix
- 12 slices havarti cheese
- 6 tablespoons mayonnaise