Perfect Linzer Cookies

Bahan-bahan (25 porsi)

• 1 cup butter (softened)
• 3/4 cup powdered sugar (plus more for cookie tops)
• 1/2 cup brown sugar (packed)
• 2 egg yolks
• 1 and 1/2 teaspoon almond extract
• 1 teaspoon vanilla extract
• 2 cups all purpose flour (spooned and leveled)
• 1 and 1/4 cup blanched almond flour
• 1 teaspoon kosher salt
• 1/2 cup seedless jam (any flavor, for sandwiching)