Shrimp-Crab Casserole - cooking recipe

Ingredients

1 medium onion
1 medium green pepper
1 c. chopped celery
1 small can cocktail shrimp
1 small can king crab
1 small can diced mushrooms
1 c. (or less) mayonnaise

Preparation

Combine all ingredients top with cracker crumbs and bake 30 minutes at 350.