Starbucks has launched a special Halloween-themed green beverage called the Franken Frappuccino. The green-tea-based drink is made with peppermint syrup, white-chocolate sauce, java chips, whipped cream and mocha drizzle, reports People. And it doesn’t seem to be leaving customers green around the gills. “It tastes like a Frappuccino version of mint chocolate ice cream — super yummy,” said Reddit user Callthewindreddit. The limited edition Frappuccino is available to buy in select Starbucks stores from Oct.