Grandma Renee's Chocolate Cake

2 1/2 c. flour
1 1/2 c. sugar
1/2 c. cocoa
1 t. vanilla
1 t. salt
1 t. baking soda
1/2 cup water
1 c. buttermilk or sour milk (1T vinegar + 1 cup milk)

Put all ingredients in large mixing bowl.  Beat 2 minutes.  Bake 375 for 30 min.