Open for business since 1975, Zesty's Pizza has a long reputation for serving Chelmsford quality pizzeria fare. For the past 11 years, Zesty's has won the "Best Pizza" commendation from the Market Survey of America in the Greater Chelmsford area. They don't just have great pizza; also offered are salads, calzones, pasta, subs and a kid's menu. Catering is available, and economically minded diners can find coupons on the restaurant's website for even greater deals.