Choy sum Choy sum Choy sum (also spelled choi sum or "Cai Xin" in modern Pinyin) is a leafy vegetable commonly used in Chinese cuisine. It is a member of the genus "Brassica" of the mustard family, Brassicaceae ("Brassica rapa" var. "parachinensis" or "Brassica chinensis" var. "parachinensis"). Choy sum is a transliteration of the Cantonese name (), which can be literally translated as "heart of the vegetable". It is also known as Chinese Flowering Cabbage. Choy sum is a green leafy vegetable similar to gai lan, and can be characterized by the distinct yellow flowers which it bears. Each flower has four
La Choy Henson created a series of television commercials from 1965-1967 featuring a Full-Bodied Muppet character called Delbert the La Choy Dragon (performed by Frank Oz and voiced by Jim Henson) which used the catchphrase "quick cooked in dragon fire" to describe the product. Delbert was accompanied in later commercials by a timid character named Mert (performed by Jim Henson). Delbert was one of Frank Oz's few Full-Bodied Muppet performances since Frank Oz didn't like performing in the costumes for the Full-Bodied Muppets. La Choy La Choy (stylized La Choy 東) is a brand name of canned and prepackaged American Chinese food