Academy Award-Winning screenwriter and director Alexander Payne (Election, Sideways, About Schmidt, The Descendants, Downsizing) makes a vegetable gratin and discusses a pivotal moment in his life when he left the movie industry briefly to become an intern at Chez Panisse. BECHAMEL INGREDIENTS: -2 cups milk -4 tablespoons butter (1/2 stick) -3 tablespoons all-pupose flour CELERY GRATIN INGREDIENTS: -1 head celery -Fresh thyme and/or tarragon -Salt and pepper TOOLS: -2 medium saucepans -Whisk -Cup measure -Tablespoon measure -Wooden spoon or rubber spatula -Knife -Cutting board -Big mixing bowl -Casserole or other oven-going vessel (cast iron skillet can work)