Ham Delights - cooking recipe

Ingredients

2 sticks butter or margarine
3 Tbsp. mustard
3 Tbsp. poppy seed
1 medium onion, chopped fine
1 tsp. Worcestershire sauce
1 lb. ham
6 oz. Swiss cheese
4 pkg. party rolls

Preparation

Have butter at room temperature.
Dice ham.
Grate cheese. Mix all ingredients.
Slice all rolls in half.
Spread mixture on rolls.
Cover with aluminum foil.
Bake at 400\u00b0 for 20 minutes.