Ingredients:
227 g 1 cup salted butter, melted
56 g 1/2 cup unsweetened cocoa powder
250 g 2 cups all-purpose flour
400g 2 cups granulated sugar
4 large eggs
4 teaspoons vanilla extract
Chocolate icing:
57 g 1/4 cup softened salted butter
60 ml 1/4 cup milk (I use 2%)
56 g 1/4 cup unsweetened cocoa powder
360 g 3 cups powdered sugar