The phrase (Spanish for "white gold") most commonly refers to a high-end hybrid citrus fruit or an ultra-luxury cigar. 1. Oro Blanco Citrus (The "White Gold" Grapefruit)

They are often ripe while the skin is still green or chartreuse; you don't have to wait for them to turn bright yellow to enjoy the sweetness.

A cross between an acidless pomelo and a white grapefruit, this fruit is prized for being incredibly sweet and lacking the typical grapefruit bitterness.