[header] How to make seafood sauce [title] Combine 12 tablespoons (180 ml) ketchup , 4 tablespoons horseradish, and 4 tablespoons lemon juice in a medium-sized bowl. [step] Stir vigorously. [title] Add celery salt and tabasco sauce to taste. 
[title] Refrigerate for one hour to chill and then serve. [step] Optionally, add lemon wedges to the dish so guests can squeeze in extra flavor.