INGREDIENTS
2
Eggs, large
1 1/4 cups
All-purpose flour
1 tsp
Baking soda
1 cup
Cocoa powder, unsweetened
3 cups
Confectioners' sugar
1/2 tsp
Salt
1 pinch
Salt
1 3/4 cups
Sugar
5 tsp
Vanilla
1
Vanilla bean
3 cups
Oreos
2 tsp
Espresso or coffee, instant powder
1 cup
Butter, unsalted
2 tbsp
Heavy cream
1/2 cup
Sour cream
1 cup
Water
1½ cups plus 2 tablespoons (3 sticks plus 2 tablespoons) unsalted butter, at room temperature