Crescent City Crab And Shrimp Casserole

2 cups 474ml Cooked shrimp -

1 1/4 lbs of

2 cups cooked shrimp

1 cup 110g / 3.9oz Chopped celery

1/2 teaspoon 2 1/2ml Salt

1/2 Kraft horseradish sauce - (abt 1 oz) - or to taste

3/4 cup 177ml Mayonnaise

1/2 teaspoon 2 1/2ml Worcestershire sauce

1 teaspoon 5ml Onion - grated (small)

1 1/2 cups 297g / 10oz Buttered bread crumbs -

3 slices of bread

Plus 1 stick butter or margarine)