Just a few hours into Rossmoor’s annual holiday food drive last Monday, volunteers and a food bank official were encouraged by the number of donations. Residents dropped off food and money between 9 a.m. and 3 p.m. at the Gateway Clubhouse. “When I got there at 7:30, there was quite a bit of food in the lobby of the clubhouse,” said Neil Zarchin, food drive administrator for the Food Bank