Shoo-Fly Cake
["4 c. flour", "1 c. margarine", "2 c. sugar", "pinch of salt", "2 c. boiling water", "1 c. molasses (Brer Rabbit, green label)", "2 tsp. baking soda"]
["Do not use mixer.", "Pour liquid into crumb mixture and mix with spoon.", "Pour into greased oblong pan.", "Place 1 cup crumbs on top and bake at 350\u00b0 for 40 to 45 minutes."]
["flour", "margarine", "sugar", "salt", "boiling water", "molasses", "baking soda"]