Chocolate Sheath Cake
["2 c. flour", "2 c. sugar", "1/4 tsp. salt", "1 stick margarine", "1/2 c. oil", "1 c. water", "4 Tbsp. cocoa", "1 tsp. cinnamon", "1 tsp. soda", "1 tsp. vanilla", "2 slightly beaten eggs", "1/2 c. buttermilk", "1 stick margarine", "4 Tbsp. cocoa", "6 Tbsp. cream"]
["Mix together flour, sugar and salt.", "In a saucepan, bring to a boil margarine, oil, water and cocoa.", "Pour over the flour-sugar mixture.", "Mix and stir well.", "Add cinnamon, soda and vanilla.", "Mix well.", "Add eggs and buttermilk.", "Stir well.", "Bake at 350\u00b0 about 30 minutes."]
["flour", "sugar", "salt", "margarine", "oil", "water", "cocoa", "cinnamon", "soda", "vanilla", "eggs", "buttermilk", "margarine", "cocoa", "cream"]