Ingredients
2 2/3 cups all-purpose flour
2/3 cup plus 1/4 cup extra dark or Dutch-processed unsweetened cocoa powder
1 1/4 cups (2 1/2 sticks) unsalted butter, softened
1 cup granulated sugar
3/4 teaspoon table salt
2 large egg yolks
1 tablespoon vanilla extract
1/2 gallon ice cream, your choice of flavor, softened
Preparation