These are one of those I wish I took a pic treats!!! Sorry for that but trust me, they are decadent and wont last long!! hahaha hence the reason for no pic!!!



1 1/2 cup all-purpose unbleached flour 
1/2  cup unsweetened  cocoa powder 

1 tsp baking soda
¼ tsp baking powder
¾ cup (1 ½ sticks) unsalted butter, room temperature
2 Tbsp Nutella
1 ½ cup sugar
1 egg
sea salt
13 oz jar Nutella

Heat oven to 375°F. Line baking sheets with Silpat or parchment paper.
Whisk together flour, cocoa powder, baking soda and baking powder. Set aside. Cream together butter, Nutella and sugar until light and fluffy. Mix in egg. Slowly add in flour mixture until evenly incorporated. 
Roll dough into tablespoon-sized balls. Flatten balls with the bottom of a glass,(palm of hand works also they may adhere to a glass) about 2 ¼-inches in diameter. Sprinkle with sea salt. Bake 12 up on a sheet leaving 1-inch space between each cookie. 
Bake for 8 minutes. Cool for 1 minute on baking sheet and carefully transfer to a cooling rack.
Allow cookies to cool completely. Spread Nutella between two cookies to made sandwich.