what you need...
3 cups sifted all purpose flower
1/2 cup unsweetened cocoa
1/2 tsp baking powder
1/4 tsp salt
1 cup butter or margarine, softened
1/2 cup shortening
1 1/4 cup milk
2 TBSP grated unsweetened chocolate
1 tsp vanilla extract
*grandma notes: decrease the sugar to 2 1/4 to 2 1/2 cups but then increase the flour to 3 1/4 or 3 1/2 cups depending on the amount of sugar decreased. she also scratches the additional 2 TBSP of unsweetened chocolate. I added chocolate chips ;)
what to do...
In large bowl of electric mixer at medium speed beat butter, shortening and sugar until light and fluffy. Add eggs one at a time, beating well after each addition.