Instructions: In a bowl, combine onions, bacon, mayonnaise and swiss cheese. Spread about1 teaspoon of pizza sauce on each slice of bread. Top with about 1tablespoon of the cheese mixture. Cover and freeze in a single layer for up to 1 months, or bake on an ungreased baking sheet at 350 for 12-14 minutes or until heated through and cheese is melted. To use frozen appetizers: Place on ungreased baking sheet. Bake at 350 for 14-16 minutes or until heated through and cheese melted.

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