Gourmet Greek Restaurant Now Open! Open Tuesday - Sunday 12pm to 9pm 2535 Waukegan Road, Bannockburn, IL 847-607-9002 Order Online Catering Reservations space Menu Yes…this is the Yianni’s Opa you remember and loved so much! Authentic Greek cuisine & cocktails crafted using only fresh, wholesome ingredients. Located in the heart of the Bannockburn Green Shopping Center. View Menu Catering Let Yianni’s OPA do the the cooking for your next event! Click below to see menu. Catering Menu space Get On The List! Join our email list for special deals and updates! Name Email Join! Location 2535 Waukegan Road, Bannockburn, IL 60015 Directions