Ingredients

• 3/4 cup chopped sweet onion such as Vidalia or Walla Walla
• 1/2 cup mayonnaise
• 14 slices party (cocktail) rye or pumpernickel bread
• 1/4 cup freshly grated parmesan

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Instructions

1. Preheat broiler.
2. Stir together onion and mayonnaise. Arrange bread slices in 1 layer on a baking sheet and broil 6 inches from heat until lightly toasted (watch carefully). Remove from oven and turn toasts over. Spread evenly with onion mixture and sprinkle with cheese and freshly ground pepper.
3. Broil hors d’oeuvres until topping is bubbling and lightly browned, 1 to 2 minutes (watch carefully to prevent burning).
4. Serve warm.