Homemade Root Beer

One of the best parts of homemade root beer is the root beer slush that forms after an hour or two of bubbling. It’s not the Fourth of July without it! And it’s also really fun at Halloween for a witch’s brew.

And like most drinks, this one is also naturally gluten free.

Homemade Root Beer

  • Servings: 5gallons
  • Difficulty: easy
  • Print

Perfect for the 4th of July or witch’s brew on Halloween.


  • 1 bottle McCormick Root Beer Concentrate
  • 5 lb. Sugar
  • 6 – 7 lb. Dry Ice
  • 5 gallons Water (a little less)


In an Igloo dispenser, stir sugar, some water, and concentrate until sugar is dissolved. Then add ice (being careful not to let it touch your bare hands) and remaining water. Cover loosely with lid and stir occasionally. Ready in 1 hour.

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