Crock Pot - Style Loaded Baked Potato Soup

large baking potatoes, peeled, cut in 1/2 -inch cubes

large onion, chopped

chicken broth

garlic cloves, minced (or pressed)

butter

salt

pepper

cream or 1 cup half-and-half cream

shredded sharp cheddar cheese

chopped fresh chives

sour cream (optional)

slices bacon, fried & crumbled

cheese, for sprinkling