- 1 tablespoon unsalted butter
- 1 1/2 cups diced onion
- 2 tablespoons brown sugar
- 1 teaspoon salt
- 1/4 teaspoon ground cinnamon
- 1 clove garlic, minced
- 6 cups sweet potato, peeled and cut into 1-inch cubes
- 1 chipotle chile in adobo sauce, chopped
- 4 cups fat-free, reduced-sodium chicken broth
- 1 cup half-and-half
- 3 tablespoons lime juice
- Heat butter in a stockpot over medium high heat.
- Add onion, sugar, salt, and cinnamon to pan; saute 4 minutes or until lightly browned. Add garlic to pan; saute 1 minute. Add potato and chile to pan; saute 10 minutes. Stir in broth; bring to a boil. Reduce heat and simmer 25 minutes or until potato is tender.
- Remove from heat; cool 5 minutes. Pour half of potato mixture into a blender; puree until smooth. Transfer soup to a large bowl; cover to keep warm. Repeat procedure with remaining potato mixture.
- Place half-and-half in a microwave safe bowl; heat in the microwave on full power for 30 seconds, or until thoroughly heated. Stir half-and-half and juice into soup. Garnish with chives if desired.