Do you love Twix bars? Then you're going to LOVE these Twix Thumbprint Cookies! These simple sugar cookies are filled with delicious caramel, then topped with chocolate for a Twix-style cookie that is packed with flavor and smooth texture. Enjoy them for dessert, or make them for a Christmas cookie exchange!
– 1 cup butter (softened – 2 tsp vanilla extract – ½ tsp salt – 2 egg yolks – ⅔ granulated sugar – 2⅓ cups all-purpose flour – 26 soft caramels (Kraft, or Werthers) – ¾ cup milk chocolate chips