Chocolate Chunk Cookies with Brown Butter and Bourbon

Ingredients

• 2 sticks (220g) unsalted butter
• 1¼ cups (250g) packed dark brown sugar
• ¼ cup (50g) granulated sugar
• 1 large egg
• 1 large egg yolk
• 1 tablespoon bourbon
• 2 teaspoons pure vanilla extract
• 1¾ cups (245g) all-purpose flour
• ¾ teaspoon baking soda
• 1 teaspoon kosher salt
• 8 ounces (227g) semisweet chocolate, chopped into small chunks (about 2 cups)
• Flaky sea salt