4 (6-ounce) red potatoes
2 teaspoons butter
2/3 cup chopped onion
1 1/4 cups fat-free, lower-sodium chicken broth
3 tablespoons all-purpose flour
2 cups skim milk, divided
1/3 cup reduced-fat sour cream
1/2 teaspoon salt
1/4 teaspoon freshly ground black pepper
3 bacon slices, halved
1.5 ounces cheddar cheese, shredded (about 1/3 cup)
2 tablespoons thinly sliced green onions
1. Pierce potatoes with a fork. Microwave on HIGH 13 minutes or until tender. Cut in half; cool slightly.
2. While potatoes cook, heat oil in a saucepan over medium-high heat. Add onion; sauté 3 minutes. Add broth. Combine flour and 1/2 cup milk; add to pan with 1 1/2 cups milk. Bring to a boil; stir often. Cook 1 minute. Remove from heat; stir in sour cream, salt, and pepper.
3. Arrange bacon on a paper towel on a microwave-safe plate. Cover with a paper towel; microwave on HIGH for 4 minutes. Crumble bacon.
4. Discard potato skins. Coarsely mash potatoes into soup. Top with cheese, green onions, and bacon.