Food, Meals
Bukhari :: Book 7 :: Volume 65 :: Hadith 368
Narrated Abu Umama:
Whenever the dining sheet of the Prophet was taken away (i.e., whenever he finished his meal), he used to say: "Al-hamdu lillah kathiran taiyiban mubarakan fihi ghaira makfiy wala muwada' wala mustaghna'anhu Rabbuna."