Williams-Sonoma at St. Johns Town Center and the Avenues will be offering complimentary grilling technique classes at 11 a.m. on June 10 and June 24.  The June 10 class covers side dishes for the grill and the June 24 class is all about grilling fish and seafood. Reservations are recommended, and you’ll want to call ahead to confirm the class time. Along with the free class, participants get a 10-percent discount on purchases the day of the class.