Pineapple Bun
Bōluó Yóu (菠萝油)
Pineapple bun with butter; hot pineapple bun with thick cold butter slab inside. Hong Kong cha chaan teng classic.
Bōluó Bāo (菠萝包)
Pineapple bun; sweet bun with crispy sugary top (no actual pineapple). Often split and filled with butter.