Fauxreos

INGREDIENTS

• 3 ounces unsalted butter, room temperature
• 3 3/4 ounces sugar
• 1 1/2 ounces brown sugar
• 1 1/2 teaspoons salt
• 1/4 plus 1/8 teaspoons baking powder
• 1/4 teaspoon baking soda
• 1 teaspoon instant coffee powder
• 1 1/2 teaspoons vanilla extract
• 2 egg yolks
• 4 ounces all purpose flour (or rice flour), sifted
• 3 ounces cocoa powder, sifted
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• 2 ounces shortening or unsalted butter at room temperature
• 5 ounces powdered sugar, sifted
• 1 teaspoon vanilla extract
• 1/8 teaspoon salt