Pair this easy Roasted Radicchio recipe with any one of our delicious mains, or include it in one of our delicious pasta recipes.
Preheat oven to 400 degrees with rack in the center. In a 10-inch ovenproof skillet, combine 2 tablespoons oil and 2 teaspoons vinegar. Arrange radicchio in the skillet, placing 1 sprig of rosemary underneath and on top of each wedge. Drizzle remaining 1 tablespoon oil and 1 teaspoon vinegar over radicchio. Season with salt. Cover with plastic wrap, and then aluminum foil. Roast until tender and caramelized, 30 to 45 minutes.