Executive Chef Richard Gras introduces his Exquisite Dinner series at Oak with a seven-course menu highlighting seasonal ingredients beginning at 6:30 pm with hors d’oeuvres. Plates include Maine lobster flan with sea urchin, pickled cucamelons and olive oil marmalade and crispy duck breast with duck chorizo, parsnip, beets and white chocolate. Reservations are $125 with a $50 option for wine pairings and can be made at 214-712-9700.