3 pkg. 20 rolls
1/2 lb. butter
3 tbsp. mustard
3 tbsp. poppy seed
1 medium onion, grated
2 tsp. Worcestershire sauce
thin sliced ham, shredded

Cream together butter, mustard, poppy seed, onion and Worcestershire sauce. Spread on cut open rolls. Top with ham and grated cheese. Place tops back on rolls.

Bake at 400°F for 15 minutes. If frozen, 30 minutes.