Miscellaneous Recipes Hard Root Beer Recipe Ingredients 12 oz IBC root beer2 oz Captain Morgan Original spiced rum Combine Captain Morgan spiced rum with IBC Root Beer over ice in a collins or tall glass. Stir, and serve. Spread the love Related posts: Hard Rootbeer Recipe Heliuva Rootbeer Recipe Nixon Recipe Headhunter Recipe Captains Saddle Recipe Pirate Float Recipe