2 large sweet potatoes (10-12 ounces each) 1 tablespoon olive oil 1 small yellow onion, chopped 1 large clove garlic, minced 3 cups reduced-sodium tomato-vegetable juice blend or tomato juice 1 4-ounce can diced green chiles, preferably hot, drained 2 teaspoons minced fresh ginger 1 teaspoon ground allspice 1 15-ounce can vegetable broth 1/2 cup […]