Jen's Black Bean Soup

 2 15-oz cans black beans, undrained and divided

3 c. water

1 package Italian salad dressing mix

1/2 c. onion, chopped

1-1/2 c. instant brown rice

Place 1-1/2 cans of beans with liquid in blender until smooth. Pour into large saucepan. Stir in water, salad dressing mix, onion and remaining beans. Bring to a boil. Stir in rice. Reduce heat to low, cover and simmer for 5 minutes. Remove from heat. Let stand for 5 minutes. Garnish with sour cream and cilantro.