Does Montana have a state drink?

The answer is Huckleberry Soda.

Huckleberry Soda

Montana's state drink is Huckleberry Soda, a sweet, deep-purple, effervescent beverage made from the juice of huckleberries. Huckleberries are small, wild berries native to the Rocky Mountains, and they are especially abundant in Montana. Huckleberry Soda has been a popular drink in Montana since the early 20th century, and it is often served at local gatherings and celebrations.