Complex sentence: It is the only winery in New Jersey that produces wine from the Fuji apple and Asian pears, the former being an apple cultivar developed in Japan in the 1930s, and the latter being a fruit native to China, Japan, and Korea.
Split into simpler sentences: It is the only winery in New Jersey that produces wine from the Fuji apple, which is an apple cultivar developed in Japan in the 1930s. Chestnut Run is also the only New Jersey winery to make wine from Asian pears, which are a fruit native to China, Japan, and Korea.