Recipes: Gourmet burgers with sun-dried tomato

Preparation:    Preparation time: 40 mins Cooking time: 10 mins Serving: 8 Ingredients: 1 jar (7 ounces) oil-packed sun-dried tomatoes 3 medium onions, halved and thinly sliced 3 tablespoons balsamic vinegar 1/2 cup finely chopped red onion 2 tablespoons dried basil 2 teaspoons ground cumin 2 teaspoons ground chipotle pepper 1/2 teaspoon salt...