Valentine Linzer Tarts

Ingredients

• 1 cup unsalted butter, softened
• 1 ¼ cups sifted confectioners’ sugar
• 2 eggs, at room temperature
• 1 teaspoon vanilla
• 3 cups flour
• 1 teaspoon salt
• 1 teaspoon baking powder
• ½ cup seedless raspberry jam
• Confectioners’ sugar, for garnish