Really Good Chocolate Chip Cookies • Kroll's Korner

Ingredients

• 1/2 cup unsalted butter
• 3/4 cup dark brown sugar, packed
• 1/4 cup granulated sugar
• 1 large egg, room temperature
• 1 large egg yolk, room temperature
• 1 Tbsp. pure vanilla extract
• 1/2-1 tsp. lemon juice
• 1 3/4 cup all purpose flour, spooned and leveled
• 1 tsp. baking soda
• 1 tsp. cornstarch
• 1 tsp. kosher salt
• 3/4 cup semi sweet chocolate chips (plus more for decorating on top)
• flaky sea salt (such as Maldon), optional for finishing