Crush up Oreos to crumbs using a food processor or in a plastic bag with a heavy rolling pin.Add cream cheese to crumbs until well combined either in food processor or with a hand mixer.Melt white chocolate and add a couple drops of green food coloring.While chocolate melts, roll cream cheese Oreo mix into small bouncy ball sized balls. Place on a nonstick surface, like wax paper.Dip balls into melted chocolate until fully coated and return to nonstick surface to harden. Or drizzle chocolate for an alternate effect.Enjoy once hardened, keep leftovers in fridge.