Coucou is French, $$$$, and busy in the way expensive restaurants want to be busy: 2,586 all-time Blackbird on-chain check-ins, with Saturday and Sunday as the top days. Google has it at 4.5 across 2,159 reviews, while highlighted diners point to warm hospitality, polished service, and special-occasion meals.
On the plate, highlighted dishes include chilled leeks with hazelnuts, quenelle, stuffed morel mushrooms, quail and foie gras, and the rabbit spread called Tout le Lapin. Desserts draw their own applause too, especially Île Flottante and crème brûlée.