Step 1

Preheat the oven to 350 degrees. Spray a mini muffin tin with nonstick spray.

Step 2

Beat the peanut butter, shortening, 1/4 cup sugar, and brown sugar until creamy. Add the egg, and vanilla and beat again.

Step 3

Stir together the flour, baking powder, and salt. Slowly mix into the peanut butter mixture.

Step 4

Roll the dough into 24 even balls. Roll each dough ball in the remaining granulated sugar.

Step 5

Place in prepared muffin tin. Bake for 8-9 minutes. Remove from the oven and let cool in the pan for 2 minutes.

Step 6

Press a peanut butter cup into the top of each cookie. Gently use a knife to remove the cookie from the pan and place on a wire rack..

Step 7

Once the chocolate on the candy has melted, sprinkle the tops with sprinkles. Let set completely before moving. Store in a tightly sealed container.