- 2 red bell peppers (1 pound), quartered and seeded
- 4 medium tomatoes (1 pound), halved and cored
- 1 small onion (1/4 pound), cut into 1/2-inch-thick slices
- 2 large garlic cloves, halved
- 1 1/2 tablespoons olive oil
- 1/2 teaspoon ground coriander
- 3/4 cup water
- 2 tablespoons heavy cream
- 1 teaspoon fresh lemon juice
- 1 1/2 teaspoons salt
- 1/4 teaspoon sugar
- 2 tablespoons finely chopped fresh mint, or to taste
- Preheat broiler.
- Toss bell peppers, tomatoes, onion, and garlic with oil and coriander in a large roasting pan and broil about 4 inches from heat until edges of vegetables are charred, about 7 minutes. Stir vegetables, then broil until vegetables are tender, about 3 minutes more.
- Purée vegetables with any juices from pan in batches in a blender until smooth. Stir in remaining ingredients except mint.
- Cool soup, uncovered, 30 minutes, then chill, covered, until cold, at least 2 hours. Just before serving, stir in mint.