Combine flour͵ baking soda, cornstarch and salt

On a separate dish combine brown sugar granulated sugar and butter and with an electric hand mixer or a whisk beat until well mixed, then add eggs and vanilla and mix then combine with the dry ingredients and then fold in chocolate chips

Next put the dough in a closed container and leave it in the fridge for atleast an hour

Now get a baking sheet and line it with non stick paper and form your cookie dough balls about 2 tbls big now the higher you roll the cookie the thicker it'll be if you don't want it too thick flatten the balls a little you can also add a little more chocolate chips for presentation

Set your oven to 350 and leave in there for about 9-11 min or until golden brown.