Pecan Dulche De Leche Sandwich Cookies

• 34 cup butter, softened
• 14 cup sugar
• 14 cup brown sugar, packed
• 1 egg yolk
• 1 teaspoon vanilla extract
• 1 pinch salt
• 2 cups all-purpose flour
• 34 cup pecans, toasted, finely chopped, divided
• 14 cup unsweetened coconut, toasted
• 12 cup dulce de leche

1. In large bowl, beat together butter, granulated sugar and brown sugar until fluffy; beat in egg yolk, vanilla and salt.
2. In separate bowl, stir together flour, 1/2 cup of the pecans and coconut; stir into butter mixture in 2 additions to make smooth dough.
3. Divide dough in half; form each into 1-1/2-inch (4 cm) wide log.
4. Roll each in remaining pecans, pressing to adhere to dough.
5. Wrap each log and refrigerate for 1 hour or for up to 24 hours.
6. Preheat oven to 350 F / 180 C.
7. Cut logs into 1/4-inch (5 mm) thick slices.
8. Arrange 1 inch (2.5 cm) apart, on parchment paperlined baking sheets.
9. Bake in oven until golden, about 10 minutes.
10. Transfer to rack; let cool completely.
11. Spread bottoms of half of the cookies with about 1/2 tsp dulce de leche each.
12. Top with remaining cookies to make sandwiches.

butter, sugar, brown sugar, egg yolk, vanilla, salt, flour, pecans, unsweetened coconut, leche

Taken from www.food.com/recipe/pecan-dulche-de-leche-sandwich-cookies-456784 (may not work)