Kendra Vaculin spent days in the Bon Appétit Test Kitchen making tray after tray of lemon bars to develop her perfect recipe. Watch as she experiments with every variable to arrive at the ultimate lemon bar—from the ideal crust to the perfect consistency—before publishing it for Bon Appétit.Get the entire recipe, plus access to over 50,000 more from Bon Appétit and Epicurious: https://bit.ly/3rrsXfeSee Kendra's final recipe: https://bonappetit.com/recipe/foolproof-lemon-bars