Green Peppercorn MadagascarPeppercorn Green in Brine Green peppercorns are the unripe green fruit of the pepper vine, picked and brined before they have the chance to oxidize during the drying process. They have a mild, slightly fruity flavor that does not approach the spiciness of black or white pepper. The essential ingredient for your green peppercorn sauce, they are also great for seasoning mustards, marinades, dressings, and vinaigrettes.