Ingredients

• 2 cups unsalted butter, at room temperature
  
• 3 tablespoons confectioners' sugar
  
• 4 tablespoons brandy or scotch
  
• 1 teaspoon baking powder
  
• 4 ¹/₂ cups flour
  
• 2 egg yolks, lightly beaten
  
• whole cloves
  
• more confectioners' sugar, to coat cookies