A delicious recipe for London Bus, with Champagne, mandarin juice, grapefruit juice and passion-fruit syrup. Also lists similar drink recipes. Ingredients:3 oz Champagne1 oz mandarin juice1 oz grapefruit juice1 tsp passion-fruit syrup Method:Pour into a champagne flute, add a cherry, and serve. Serve in:Champagne Flute Nutrition:(per 5.2 oz serving) Calories