01 -
Mix butter and sugars until fluffy. Add vanilla and egg.
02 -
Combine flour, pudding mix, baking soda and salt.
03 -
Mix wet and dry ingredients. Stir in most chips.
04 -
Refrigerate dough for one hour.
05 -
Roll into balls, top with reserved chips and M&Ms.
06 -
Cook at 350°F for 9-12 minutes.