Peanut butter toffee cookies

½ c shortening 1½ c flour
¾ c peanut butter ¾ t baking soda
1¼ c brown sugar ¾ t salt
3 T milk  
1 T vanilla 8 oz pkg Heath chocolate toffee bits
1 egg  

Beat together shortening, peanut butter, brown sugar, milk, and vanilla until well blended. Add egg and beat until just blended. Combine dry ingredients, mix, and add gradually to peanut butter mixture, blending continuously. Stir in 1 cup of bits, drop onto cookie sheet, top with remaining bits, and bake at 375 for 7-8 minutes.