Ham Swiss Buns

Ham & Swiss Buns

1 package (12 ounces) Hawaiian sweet rolls, split
1/2 cup horseradish sauce
12 slices deli ham
6 slices Swiss cheese, halved
1/2 cup butter, cubed
2 tablespoons finely chopped onion
2 tablespoons brown sugar
1 tablespoon spicy brown mustard
2 teaspoons poppy seeds
1-1/2 teaspoons Worcestershire sauce
1/4 teaspoon garlic powder

Spread roll bottoms with horseradish sauce. Layer with ham and cheese; replace tops. Arrange in a single layer in a greased 9-in. square baking pan. In a small skillet, heat butter over medium-high heat. Add onion; cook and stir 1-2 minutes or until tender.

Stir in remaining ingredients. Pour over rolls. Refrigerate, covered, several hours or overnight. Preheat oven to 350°. Bake, covered, 25 minutes. Bake, uncovered, 5-10 minutes longer or until golden brown. Makes 1 dozen.