Ingredients

  • 2 egg whites
  • 2 teaspoons red wine vinegar
  • 8 ounces mozzarella cheese, well chilled, cut into 1 inch cubes
  • 1 small onion, halved (about 2 ounces()
  • 1 12 ounces piece pepperoni, halved
  • 12 teaspoon dried basil, crumbled
  • 14-12 teaspoon dried oregano, crumbled
  • 14 teaspoon salt (optional)
  • 13 cup mayonnaise
  • 13 cup tomato paste
  • 8 slices French bread, lightly toasted (or Italian bread)

Method

  • Place egg whites in the work bowl of a food processor with the steel blade and whip 8 seconds.
  • With machine running, pour vinegar through feed tube and continue processing until whites are stiff, about 45 seconds.
  • Using rubber spatula,gently transfer egg whites to 1-quart mixing bowl; do not wash out processor work bowl.
  • Combine cheese, onion, pepperoni,basil, oregano and salt in work bowl and blend 10 seconds, stopping once to scrape down sides of work bowl.
  • Add mayonnaise and blend 5 seconds.
  • Add 1/4 of egg whites and mix, using 2 on/off turns.
  • Add remaining egg whites.
  • Run spatula around edge of work bowl then blend using 3 on/off turns.
  • Run spatula around edge of work bowl again and mix using 1 more on/off turn.
  • Preheat broiler.
  • Spread 2 teaspoons tomato paste over each slice of bread.
  • Mound 1/4 cup cheese mixture on each;arrange on baking sheet.
  • Broil 6 inches from heat source until tops are puffed and golden, about 3 1/2 to 4 minutes.
  • Serve immediately.