How To Sweeten Bakers Chocolate German Chocolate Cake Ingredients?

German Chocolate Cake Ingredients? - how to sweeten bakers chocolate

Ok some neat Please answer these questions for me.
1. What is the best use for a German Chocolate Cake
Unsifted flour or cake flour (Pick 1)
natural sugar or granulated sugar
Pipe cocoa baking powder or baking
unsweetened chocolate or baking Baker's German Sweet Chocolate (Pick 1)
2. What is required to use milk if you use buttermilk? If so, how much milk if you use 1 cup buttermilk
3 What is required to use water. if so, to what extent.