Spitzbuebe, or Linzer Shortbread cookies are a most delicious treat perfect for any special and festive occasion. Usually prepared for Christmas in Switzerland with the name of Spitzbuebe, these cookies are a perfect sweet treat for Valentine's Day as an expression of love and affection. Known for its flaky, buttery crumb and finally lightly dusted with powdered sugar, they definitely become a symphony of flavors. This mouthwatering cookie is simply made by stacking one layer over the other, and a thin spread of jam sandwiched in between. Let's get started!