Backfire On The Freeway Recipe Posted on January 2, 2019January 2, 2007 by admin Ingredients 2 oz Bacardi 151 rum6 oz Guinness stout Drop a double shot of 151 into a beer mug of guinness and chug immediately. Spread the love Related posts: H-bomb Recipe Ersh (russian) Recipe Amer Biere Recipe Michelada Recipe