• 1 cup butter, unsalted and at room temperature
• 1 cup light brown sugar
• 3/4 cup granulated sugar
• 1 teaspoon vanilla extract
• 1 cup all-purpose flour
• 3/4 teaspoon baking soda
• 2 cups milk chocolate, finely chopped (good quality, at least 35% cocoa solids)
• 1 pinch sea salt flakes