Nutella Sandwich Cookies, makes 10-12. Ingredients: 1/2 cup softened butter, 1 cup granulated sugar, 1/4 cup brown sugar, 1 egg, 1 teaspoon vanilla extract, 2 cups flour, 1 teaspoon (aluminum-free) baking powder, 1/2 teaspoon salt and plenty of Nutella. Yes Please, Cookies Anyone, Nutella 9000, Fun Recipe, Sandwiches Cookies, Nutella Cookies, Savory Recipe, Nutella Sandwiches, Sandwich Cookies
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Nutella Sandwich Cookies - I have done something similar, but used a german shortbread recipe for the cookie part.