Hot Ham And Swiss Cheese Sandwich - cooking recipe

Ingredients

1/4 c. margarine
1 Tbsp. mustard
1 tsp. poppy seed
1 tsp. dry onion
12 slices ham
12 slices Swiss cheese
12 hamburger buns

Preparation

Mix first 4 items together; spread a small amount of mix on to each side of hamburger bun.
Place one slice of cheese on bun. Place one slice of ham on bun.
Wrap each sandwich in aluminum foil.
Bake 15 minutes at 375\u00b0.