Dulce De Leche Shortbread Thumbprint Cookies

YIELD: 40 cookies
COOK TIME: Not Avaiable!

PREP TIME: Not Avaiable
TOTAL TIME: Not Avaiable!

Buttery shortbread thumbprint cookie recipe with a rich and creamy dulce de leche filling.

INGREDIENTS:

-    Egg yolk, large
-    Dulce de leche
-    All-purpose flour
-    Granulated sugar
-    Kosher salt
-    Vanilla extract
-    Butter, unsalted