Recipes: Grilled eggplant and purple cauliflower caponata

Preparation:        Preparation time: 5 mins  Cooking time: 18 mins  Serving: 3 Ingredients: 8 ounces purple cauliflower florets 1/2 cup thinly sliced shallots 1 tablespoon sugar 3/8 teaspoon kosher salt 1 pound Japanese eggplant, cut into 1-in.-thick rounds (about 2 medium) Cooking spray 1 cup chopped seeded Cherokee purple tomatoes 1/2 cup loosely packed purple basil leaves 1/4...