"Green peppercorns" refers to unripe, immature peppercorns that haven't fully developed their color yet. They are typically milder in flavor compared to the mature black or white peppercorns. Full definition
They're making Grilled Hanger Steak with flambeed Green Peppercorn Sauce. (foodnetwork.com)
These days the most popular way to produce dried green peppercorns is to immerse the fresh green fruits in boiling water for about 20 minutes. (fieryfoodscentral.com)
I had the Chillied Lamb and Mary Jane enjoyed the Grilled Lamb Chops with Fresh Green Peppercorns. (fieryfoodscentral.com)