Luau Sweet Potato Casserole Dec 31, 1999 INGREDIENTS:8 lbs. canned sweet potatoes, mashed 1 qt. crushed pineapple in water 1½ pts. soybean margarine or butter divided 2 Tbsps. salt ½ tsp. black pepper 1 qt. dry bread crumbs 1 cup brown sugar, packed 1 tsp...