Chiffon Nut Cake
["1 1/2 c. sugar", "1/2 c. oil", "7 egg yolks", "3/4 c. cold water", "2 c. flour, sifted", "3 tsp. baking powder", "1 tsp. salt", "1 tsp. vanilla", "7 egg whites", "1/2 tsp. cream of tartar", "1 c. nuts"]
["In large bowl with wooden spoon, mix sugar, oil, egg yolks, cold water and vanilla."]
["sugar", "oil", "egg yolks", "cold water", "flour", "baking powder", "salt", "vanilla", "egg whites", "cream of tartar", "nuts"]