Water in Dutch oven
1 unpeeled potato
1 whole onion, skinless
2 lb. fish
1 tbsp. salt
2 tbsp. lemon juice

Boil water, potato, onion, salt, and lemon juice for 45 minutes. Put frozen fish in and boil for 15 minutes or until flakes apart. Serve with a stick of melted butter and 2 dashes Tabasco sauce and lemon, or with tartar sauce.