Mary'S Mother'S Favorite Chocolate Cake
["3 c. all-purpose flour or cake flour*", "1 c. cocoa", "2 tsp. soda", "1 tsp. salt", "1 1/2 c. sugar", "1 c. vegetable oil", "1 c. milk", "1 tsp. vanilla", "2 eggs", "1 c. boiling water (last)"]
["*I substitute 1 1/2 cups of whole wheat pastry flour."]
["all-purpose", "cocoa", "soda", "salt", "sugar", "vegetable oil", "milk", "vanilla", "eggs", "boiling water"]