1 sm. pkg. dried beef
1 (8 count) pkg. sesame seed buns
1/2 lb. Swiss cheese, sliced
1/2 stick butter
1/8 tsp. onion powder
1 tbsp. poppy seed
1 tsp. regular mustard

Mix butter, onion powder, poppy seed, and mustard. Spread mixture on buns. Place a piece of cheese between slices of meat on the bun. Wrap in foil, heat in oven until cheese melts or freeze.

To heat in microwave, wrap sandwiches in plastic wrap.