Preheat oven to 375 degrees F (190 degrees C).

Thoroughly cream shortening, peanut butter, sugars, and vanilla extract. Add egg and beat well. Add peanuts and milk; blend. Add flour sifted with salt and baking powder.

Drop from Tablespoons and greased cookie sheets. Let stand a few minutes; flatten by stamping with a greased glass. Bake for 12 to 15 minutes.