This is the most authentic Butterbeer Recipe ever! You can make it from home and get that same great taste as the Frozen Butterbeer from Universal Studios Wizarding World of Harry Potter and it is easy to make!Do you love the Butter Beer from Harry Potter World at Universal?Ready to have a frozen butterbeer any time you want it from the comfort of your home? We do too!Not a problem… here is the very best copycat Butterbeer Recipe you have been waiting for! Ingredients: 2 cups vanilla ice cream 2