1. Place the butter in a small saucepan and heat over medium-low heat until completely melted and lightly browned, stirring frequently. About 5 minutes. Be careful, don’t burn the butter. Transfer the butter into a large bowl and let cool to room temperature. 2. Meanwhile chop the chocolate and set aside. In a small bowl whisk flour, salt and baking soda. 3. Preheat oven to 360F (180C). 4. To the bowl with the browned butter and both sugars and beat until light and fluffy. Add eggs, one at the time and vanilla, beat just until combined, about 15-20 seconds. add flour mixture, stir just until combined. Fold in the chocolate chunks. 5. Drop the dough on a baking sheet lined with parchment paper, using a small ice cream scoop or roll with your hands. Cookies should be about 2.5 inches apart. 6. bake for 9-10 minutes or until lightly browned on the sides. Cool on baking sheets for a 10 minutes before transferring to wire racks to cool completely.