Step 1

Preheat oven to 350 degrees. Line your baking sheets with parchment paper and set aside.

Step 2

In a small mixing bowl mix the ingredients for the peanut butter mixture with hand mixer.

Step 3

In a medium bowl, mix flour, baking powder, baking soda, and salt until just combined. Set aside.

Step 4

In a large bowl cream the butter, shortening and both sugars until light and fluffy. Add the eggs, beating well after each one. Then vanilla and the peanut butter mixture to bowl and mix until just combined.

Step 5

Add the flour mixture to cookie dough by the cupful and beat at a low speed until fully mixed. Mix in the Reese’s Pieces and peanut butter chips by hand.

Step 6

Drop dough onto prepared cookie sheets about 2 inches apart. Bake in preheated oven at 350 degrees F for 11 minutes. They won’t look quit done but this will keep them soft! Remove from oven and let them sit on the baking sheet for 1 minute, then remove to a cooking rack.