Bottle Rootbeer

The food item you are referring to is called a "root beer float," not "bottle rootbeer." A root beer float is a popular dessert or drink in the United States, commonly found in restaurants and soda fountains.

A root beer float is made by filling a glass with root beer and then adding a scoop (or two) of vanilla ice cream. The ice cream slowly melts and mixes with the root beer, creating a creamy and frothy beverage. Some people may also add whipped cream and a cherry on top for an extra touch of sweetness.

The origin of the root beer float can be traced back to the late 1800s, when soda fountains were becoming popular in the US. One story states that it was created by accident when a soda fountain owner in Colorado accidentally dropped a scoop of ice cream into a glass of root beer. The customer enjoyed it so much that it became a popular menu item.

No matter the origin, root beer floats have become a classic American treat that evokes nostalgia and memories of simpler times.