White Chicken Chili

1 lb chicken cubed
1 onion
1 1/2 tsp garlic powder
1 T vegetable Oil
2 cans great northern beans - rinsed and drained
14 1/2 oz chicken broth
1 t salt
1 t oregano
1/2 t pepper
1/4 t cayenne
1/2 tsp cumin
1 cup sour cream
1/4 cup half and half
2 4 oz cans chilies
some frozen corn

sautee chicken, onion and garlic

add beans, chilis, seasonings, and broth

Simmer 30 minutes

Add creams and corn and serve