Slow Cooker Ham and Bean Stew

1 (15 ounce) can black-eyed peas, undrained

1 (15 ounce) can black beans, undrained

1 (15 ounce) can garbanzo beans, drained

1 (16 ounce) can chili beans in sauce

1 large onion, chopped

1 pound cooked ham, cubed

1 clove garlic, minced, or to taste

1 tablespoon sour cream

Stir the black-eyed peas, black beans, garbanzo beans, chili beans, onion, ham, and garlic together in a slow cooker. Cook on Low for 5 hours. Top with sour cream to serve.