Step 1

In mixer bowl - beat butter, margarine, sugar & brown sugar together until fluffy

Step 2

Add egg & vanilla - beat well

Step 3

Add in flour, pudding powder mix, baking soda & salt - slowly stir first & then beat until all ingredients are completely incorporated.

Step 4

Slowly stir in chocolate chips

Step 5

Fold in 1/2 the M&M's

Step 6

Remove beater, cover & refrigerate overnight

Step 7

The next day preheat oven to 350 degrees

Step 8

Roll dough into balls - it will be firm

Step 9

Place dough balls on baking sheet & bake cookies for 9-12 minutes (mine were perfect at 11)

Step 10

Remove & immediately top each cookie with a few white chocolate chips & M&M's before they cool.

Step 11

Leave cookies on baking sheet to cool

Step 12

Start with a cold cookie sheet with each batch to ensure that the cookies bake consistently.

Step 13

Store in an airtight container at room temperature