INGREDIENTS
3
Eggs plus 1 egg yolk
2 cups
All-purpose flour
2 tsp
Baking powder
1/2 cup
Brown sugar, dark
1 cup
Cocoa powder, unsweetened
1 1/2 cups
Granulated sugar
1/2 cup
Powdered sugar
1 tsp
Salt
2 tsp
Vanilla extract, pure
1/2 cup
Vegetable oil