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1/2 cup margarine or butter, softened
1/4 cup horseradish mustard
1/4 cup chopped onions
4 teaspoons poppy seeds
8 rye sandwich buns , split
8 slices boiled ham
8 slices (3 1/2x3 1/2-inch) Swiss cheese


1. Heat oven to 350°F. In small bowl, combine margarine, mustard, onion and poppy seed. Spread mixture on cut surfaces of buns. Fill each bun with 1 slice ham and 1 slice cheese.

2. Wrap each sandwich in foil; place on ungreased cookie sheet. Bake at 350°F. for 15 to 20 minutes or until thoroughly heated.