Brown Butter Chocolate Chip Cookies

Bahan-bahan (16 porsi)

• 1.5 cup all purpose flour (200g)
• 1/2 tsp baking soda
• 1/2 tsp salt
• 1/2 cup butter (plus 1-2 tbsp extra, divided)
• 3/4 cup brown sugar (150g)
• 1/4 cup sugar (50g)
• 1 large egg
• 1 tsp vanilla
• 2 cup chopped semi sweet dark chocolate (about 8oz)
• flaky sea salt (to finish)