Sweet Potato Surprise Cake Recipe

• FOR THE CAKE
• 1 1/2 cups of cooking oil
• 2 cups of sugar
• 4 eggs separated
• 4 tablespoons of hot water
• 2 1/2 cups of sifted cake flour
• 3 teaspoons of baking powder
• 1/4 teaspoon of salt
• 1 teaspoon ground cinnamon
• 1 teaspoon nutmeg
• 1 1/2 cups grated raw sweet potato
• 1 cup chopped pecans
• 1 teaspoon vanilla
• FOR THE FROSTING
• 1 lrg can evaporated milk
• 1 cup sugar
• 1 stick margarine
• 3 egg yolks
• 1 1/3 cups flaked coconut

Directions