TheFork users who ate in Aci Castello have said really good things about Cutì, Odissea Crema & Cioccolato and Al Borgo di Sciacca. Maybe you should give them a try!
Some of the more popular Siciliano restaurants that offer vegetarian options on their menu in Aci Castello according to TheFork users include:
Cutì, with a 8.3 rating
Odissea Crema & Cioccolato , with a 8.3 rating
Al Borgo di Sciacca, with a 7.8 rating