Pumpkin Chiffon Pie
["1/3 c. butter", "3 Tbsp. sugar", "1/2 tsp. cinnamon", "2/3 c. zwieback crumbs"]
["Mix all ingredients thoroughly.", "Bake at 400\u00b0 for 8 minutes."]
["butter", "sugar", "cinnamon", "zwieback crumbs"]