Catfish Stew
["2 lb. catfish fillets", "2 lb. onions, diced", "4 lb. potatoes, diced", "2 celery stalks, diced", "2 cans tomatoes", "1/4 lb. margarine", "salt and pepper"]
["Cook in pressure cooker for 15 minutes the fish, onions, potatoes and celery.", "Then", "add tomatoes and margarine.", "Simmer until done."]
["catfish fillets", "onions", "potatoes", "celery stalks", "tomatoes", "margarine", "salt"]