Preheat the oven at 375 degrees F. Melt butter in a saucepan and let it cool. In another bowl, whisk brown sugar, eggs, and vanilla extract and add to saucepan with butter until texture is smooth.
In another bowl, mix flour, baking soda, and salt. Stir the dry ingredients into the wet ingredients with a wooden spoon and add the chocolate chips at the very end.
Drop a tablespoon of cookie batter and rolling into a ball then unto a greased tray. Each ball should be 2 inches apart. Bake until golden brown for 12-16 minutes and cool.