Instructions:

Prepare the Dough:

• In a bowl, whisk together flour, baking powder, and salt.
• In another bowl, beat butter and sugar until light and fluffy.
• Add egg yolk and vanilla extract, mixing well.
• Gradually add dry ingredients, mixing until a smooth dough forms.
• If sticky, wrap and refrigerate for 30 minutes.

Shape & Fill the Cookies:

• Preheat oven to 350°F (175°C) and line a baking sheet with parchment paper.
• Roll out the dough to ¼-inch thickness on a floured surface.
• Cut out circles using a 2-inch cookie cutter.
• Place half of the circles on the baking sheet.
• Spoon ½ teaspoon jam onto each cookie center.
• Cut small shapes in the remaining circles (optional) and place them over the jam-filled cookies.
• Press edges lightly to seal.

Bake & Finish:

• Bake for 10-12 minutes until edges turn light golden brown.
• Let cool for 5 minutes, then transfer to a wire rack.
• Dust with powdered sugar before serving.