Bonum cibum.
Feels good men, thanks.
To say the words good man in the Latin language you say bonus. These words are said in Italian as uomo buono.
Bene erat!
You can simply say, "Bonum est" (literally this means, "It is good")
Spanish food would refer to food from Spain, Latin, Latin American or country specific ( Cuban Food, Colombian Food, Peruvian Food etc.. ) are more politically correct terms that can be used.
Bona culina.
The Latin word is 'grossus' meaning thick or coarse, referring to either the food or the mind. Grossus is not classical Latin
"Salve, magister"
Optime means excellent or very good.
"die bona mea"
"This is good food" in Polish is "To jest dobre jedzenie".
mensa. You could say, cibus est in mensa (The food is on the table).