Shrimp Stoganoff

1 onion
stick of margarine
1 lb shrimp
2 Tbl flour
tsp salt
1/4 tsp red pepper
clove garlic
can of cream of mushroom soup
cup of sour cream

Saute onion in margarine. Add shrimp til it turns pink. Throw in flour and stir til it coats the shrimp. Add salt, pepper, garlic and soup. Mix and simmer 15-20 minutes on medium/low heat. Mix in sour cream right before serving. Eat over rice.