Nutella Thumbprint Cookies

1Ingredients

• 1 cup butter, softened
• 1/2 cup sugar
• 1 egg yolk
• 1 tsp vanilla
• 2 cups flour
• 1/4 tsp salt
• 1/2 cup hazelnuts, finely chopped
• 1/2 cup Nutella

2Instructions

1. 1

   Cream butter and sugar.

2. 2

   Beat in yolk and vanilla.

3. 3

   Mix in flour and salt.

4. 4

   Roll into balls; roll in chopped hazelnuts.

5. 5

   Press thumbprint in center.

6. 6

   Bake at 350F for 10-12 minutes.

7. 7

   Fill warm cookies with Nutella.