Take flour and put into microwave safe bowl. Microwave for 1 minute. Stir. Microwave for 1 more minute to kill any bacteria. Allow to cool.
If using a stand mixer, fit with paddle attachment.
Cream together butter, brown sugar, and granulated sugar until light and fluffy.
Add in vanilla and milk. Beat to combine.
Mix in flour until just combined.
Fold in mini chocolate chips.