Sweet-and-Sour Onion Topping

Ingredients

• crostini
• ¼ teaspoon black pepper
• ½ teaspoon salt
• 1 2-inch-long fresh rosemary sprig
• ¼ cup sugar
• ¹/₃ cup red-wine vinegar
• ¹/₃ cup golden raisins
• + 3 more ingredients
• • 2 tablespoons tomato paste
  • ½ tablespoon olive oil
  • 10 ounces pearl onions

Blanch onions in boiling water 3 minutes, then drain in a colander and rinse under cold water. Peel onions. Heat oil in a 10-inch heavy skillet over moderate heat until hot but not smoking, then cook onions, shaking skillet frequently, until browned, about 4 minutes. Add remaining ingredients, st...

View full recipe at Epicurious