White Bean Chili

2 cans of white beans, drained and rinsed
1 onion, chopped
2 apples, cut in tiny chunks, no need to peel
3 cloves smashed and chopped garlic
3 T butter
2 tsp. chili powder
1/2 tsp. ground thyme
1 tsp cumin
1/4 tsp. salt
1/4 tsp. pepper
3 cups chicken broth or vegetable broth
1/2 c. plain yogurt or kefir
1/2 c. shredded cheddar cheese (optional)

Put the butter into the bottom of your crockpot.  Dump in the drained and rinsed beans.  Chop up the onion adn the apple.  Add the spices, and pour in the broth:  Stir in yogurt.
Cover and cook on low for 8 hours.  Stif in cheese just before serving.