Premise: L'anatra all'arancia (internationally released as Duck in Orange Sauce) is a 1975 Italian comedy film directed by Luciano Salce. For this film Monica Vitti was awarded with a David di Donatello for Best Actress and with a Silver Ribbon in the same category. The film is named for the culinary dish, Duck à l'orange.
Hypothesis: Duck in Orange Sauce is never served in restaurants.