Preheat oven to 350.

Line baking sheet with parchment paper.

In medium bowl with hand mixer mix together your brown sugar, butter, egg, milk, vanilla, cookie butter and baking soda.

Mix on medium speed for 1-2 minutes or until it is all combined.

Slowly add in your flour and stir together until just combined.

Fold in your white chocolate chunks.

If you have a cookie scoop drop by cookie scoop fulls onto prepared pan. Otherwise drop by 2 heaping tablespoonfuls onto pans.

Gently press cookies down.

Bake for 9-11 minutes or until edges are slightly golden.

Remove to wire rack and cool. Repeat with remaining dough.