INGREDIENTS
8
Slices Sourdough Bread (or rye bread)
Grainy Mustard (optional)
16
Slices Swiss Cheese
12
Large Mushrooms , sliced
1 tsp
soy sauce
2
Onions , sliced
1/2 tbsp
brown sugar
Butter
1 lb
. Lean Ground Beef
2 tbsp
finely chopped onion
Pepper
Frozen burger patties
Left over meatloaf or hamburgers