Nutella Cookies

Directions

1. 1
   Sift together flour, cocoa, baking soda, and salt in bowl.
2. 2
   Beat Nutella and butter with electric mixer until smooth and combined.
3. 3
   Beat in brown sugar, then egg and hazelnut extract, if using.
4. 4
   Beat in flour mixture with mixer on low speed until dough forms.
5. 5
   Transfer dough to large sheet of plastic wrap or wax paper.
6. 6
   Shape dough into 2-inch-diameter log with plastic wrap.
7. 7
   Wrap tightly, and chill 2 hours, or overnight.
8. 8
   Preheat oven to 350 degrees F. Slice dough log into 1/4-inch-thick slices, rolling log 90 degrees between slices to keep edges round.
9. 9
   Transfer slices to greased or parchment paperlined baking sheet.
10. 10
    Bake 9 to 11 minutes, or until cookies are firm and dry.
11. 11
    Transfer to wire rack to cool.
12. 12
    Frost each cookie with 1/2 tsp.
13. 13
    Nutella, and garnish with 1 hazelnut.