Drain and chop clams. Cook garlic, onion, and celery in butter until tender. Blend in flour and seasonings. Add clams and cook until thick, stirring constantly. Stir a little of the hot sauce into egg, add to remaining sauce, stirring constantly. Add meal and parsley. Fill 6 well-greased individual shells or casseroles. Combine butter and crumbs; sprinkle over top of each shell. Bake in a hot oven, 400 F. for 10 min. Or until brown. Or stuff in half clam shells. Can be frozen.