Catfish soup

What you need
3 pounds catfish fillets cut up
2 quarts cold water
1 sliced onion
1 chopped stalk of celery
1 cup milk
2 tablespoons butter
Salt and pepper
2 tablespoons parsley

What to do
Combine all ingredients into kettle and cook over slow heat. Stir occasionally and cook until fish flakes into pieces. Serve hot.