Ingredients 1 cup ( 2 sticks ) salted butter ( room temperature) 1 cup of sugar 2 small eggs or 1 large egg and one yoke  1 tablespoon of vanilla extract; if pure use 1 teaspoon  1 teaspoon of baking powder  1/4 teaspoon fine salt  3 cups all-purpose flour (sifted)  METHOD:  Whisk the egg and…