The Special Oranges You Need For Copycat Costco Mimosas - Chowhound

It would be difficult to recreate the Costco mimosa perfectly without importing ingredients, since Ribera oranges are specific to that part of Sicily. The drink uses a mix of oranges grown around that region, which are primarily Washington navel oranges. These get their name from a small dent in the rind, which vaguely resembles a belly button, which is actually caused by a mutation where a second fruit is…