Red Velvet Shortbread Cookies

Bahan-bahan (24 porsi)

• 1¼ cups all purpose flour
• ⅓ cup granulated white sugar
• 2 tablespoons unsweetened cocoa powder
• ¼ teaspoon salt
• ½ cup (1 stick) salted butter, ((cold) cut up into chunks)
• 1 tablespoon red food coloring
• 1 teaspoon red velvet emulsion ((check Amazon))
• 3 ounces white chocolate ((with cocoa butter), coarsely chopped)
• 1½ teaspoons shortening
• festive sprinkles