HOISINGTON — With all of the fresh vegetables now in season, K-State Extension Agent Donna Krug held a class earlier this week on safe ways to preserve that garden produce in Hoisington.Coming from as far away as Ness City and Ellsworth, the audience learned about safe freezing and drying of vegetables. They also sampled dried okra, dried mango and dried green beans.There has been a return to the time tried ways of food preservation as fresh, nutritious food has become more available and desired.“More of us are freezing and canning,” said Krug. She began the class recommending blanching before freezing.