- Guinness Cola Rate this Recipe Prep Time 3 minutesTotal Time 3 minutes Ingredients - What's in it?▢ 6 oz Stout Beer▢ 6 oz Cola Adjust Servings 1 serving Instructions - How to make it:Pour half a bottle of Guinness into a beer mug. add an equal amount of Coca-cola. and serve. Aperol Spritz Gimlet Course Cocktail Jesus Juice Candied Sever St. Special