preferito, is the word you are looking for. in Italian It's my favourite will be translates as "è il mio preferito" favourite of all times - il preferito di tutti i tempi what is your favourite food - qual è il tuo cibo preferito . even though in Italian we often use piatto preferito (favourite dish/meal) rather then cibo preferito. the word favorito can also been used, but is definitely less common. if you would like to chat or learn Italian with me, check my profile, I'll be happy to help!! buono studio 📚