Baked Ham Sandwiches - cooking recipe

Ingredients

1/4 c. butter or margarine, softened
1 Tbsp. mayonnaise
2 Tbsp. mustard
1 1/2 tsp. poppy seed
2 Tbsp. diced onion
8 hamburger buns or onion rolls
8 slices cooked ham
8 slices Swiss cheese

Preparation

Combine first five ingredients, mixing well.
Spread mixture on both sides of buns.
Place one ham slice and one cheese slice on bottom of each bun; cover with top of bun.
Wrap each sandwich in foil and bake at 450\u00b0 for 15 minutes.