INGREDIENTS
3 1/4 lb
hamburger patties
2
thick slices baby swiss cheese
2
thick slices aged swiss cheese
2
thick slices Alpine-style cheese
2
slices store bought texas toast
5
large onions, thinly sliced
2 tbsp
butter
2 tbsp
olive oil
1 tsp
salt
1/2 tsp
ground pepper
2 tbsp
marsala wine
1
package store bought au jus (optional, for dipping)