Kelly's Beef Stroganoff

1 1/2 lbs. stew meat
1 T. olive oil
2 c. sliced mushrooms
1/2 c. sliced green onions
2 cloves minced garlic
1/2 t. oregano
1/4 t. salt
1/4 t. thyme
1/4 t. pepper
1 bay leaf
1 1/2 c. beef broth
1/3 c. cooking sherry
1- 8 oz. sour cream
1/2 c. flour
1/4 c. water
4 c. cooked egg noodles

Combine to dry sherry in a crock pot. Cook on low for 8-10 hours. Discard bay leaf. Turn to high. Mix sour cream, flour and water with one cup of the hot liquid from the crock pot. Return all to crock pot. Cook for 30 more minutes. Serve over noodles.