INGREDIENTS
3/4
cups all-purpose flour (make sure to properly measure the flour!)
1/2 cup
unsweetened cocoa powder
1/2
teaspoon baking powder
1/4 tsp
baking soda
1/4 tsp
salt
2
large eggs
1 cup
granulated sugar
1/2 cup
unsalted butter, softened
1 1/2 tsp
vanilla extract
1/2 cup
sour cream
1
extra large Hershey's Milk Chocolate candy bar
1 cup
unsalted butter, softened
2 1/2 cups
powdered sugar
1/4 cup
heavy whipping cream
1/2 tsp
vanilla extract
sprinkles