In a small saucepan, heat the butter on medium high heat for 2-3 minutes, stirring constantly until he butter turns a golden brown color.
Place melted butter into a heatproof bowl and place in the refrigerator to come back to room temperate - about 1.5-2 hours.
When butter is room temperature, heat oven to 375F. Line 2 baking sheets with parchment paper.
In the bowl of a stand mixer fitted with the paddle attachment, beat together the butter, brown sugar and granulated sugar. Beat until light and fluffy.
Add in the vanilla.
Beat in egg, scraping the sides of the bowl after.
In a separate bowl, mix together flour, and baking soda.
Slowly add the flour mixture into the butter mixture. Mix until just combined.
Fold in chocolate chips.
Using a large cookie scoop, place dough balls onto prepared cookie sheets.
Bake for 10-11 minutes or until they start to turn light brown.
Remove from oven and allow to cool on baking sheets for 10 minutes before transferring to wire racks.