Ingredients

  • 2 medium heads radicchio (1 1/2 pounds total), each cut into 6 wedges and cored
  • 3 tablespoons extra-virgin olive oil
  • 1/3 cup balsamic vinegar
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper
  • 6 ounces smoked mozzarella, sliced and torn into pieces
  • 2 ounces thinly sliced prosciutto

Method

  • Put oven rack in upper third of oven and preheat oven to 425°F.
  • Arrange radicchio wedges, cut sides up, in a 2 1/2-quart shallow glass or ceramic baking dish (11 by 7 inches), then drizzle with oil and vinegar and sprinkle with salt and pepper.
  • Roast radicchio, turning over once or twice, until wilted and tender, 30 to 40 minutes.
  • Arrange cheese over radicchio, then arrange prosciutto over cheese and roast until cheese is just melted, 3 to 5 minutes. Serve immediately.