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July 26, 2026Sources cited
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Culture & Lifestyle • Food & drink

Clamato

Clamato is a commercially produced tomato-based beverage made by blending tomato juice with clam broth and seasonings.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Clamato is a commercially produced tomato-based beverage made by blending tomato juice with clam broth and seasonings. It is best known as a mixer for cocktails, especially the Canadian Caesar, and is also used in beer-based drinks such as micheladas.

Overview

Clamato is a tomato-based drink mixed with clam broth and spices. It is marketed as a cocktail mixer and is widely used in savoury alcoholic drinks.

History

Clamato was introduced in 1966 and became associated with North American drinking culture. Its name combines the words “clam” and “tomato.”

Culinary use

Clamato is most often used in mixed drinks, especially the Caesar cocktail in Canada. It is also used in micheladas and other savoury beverages, and sometimes as a cooking ingredient.

Canadian significance

Clamato has a strong association with Canada because it is central to the Caesar, a drink widely considered a Canadian classic. It is one of the beverage’s best-known cultural uses.

Key facts

  • Clamato is a savoury beverage made from tomato juice and clam broth, usually with added spices and seasonings.
  • The name is a portmanteau of “clam” and “tomato.”
  • It is especially associated with Canada, where it is the key mixer in the Caesar cocktail.
  • It is also used in Mexico and parts of the United States, particularly in micheladas and similar drinks.
  • Clamato is sold as a commercial product by Mott’s and was introduced in 1966.
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Canadian context

Clamato is strongly associated with Canada because it is the defining mixer in the Caesar, a cocktail widely regarded as a Canadian classic.

Frequently asked questions

What is Clamato?
Clamato is a commercial tomato-based drink made with clam broth and seasonings, usually used as a mixer.
Does Clamato contain real clam?
Yes. Clamato includes clam broth or clam-derived ingredients as part of its formula.
What is Clamato used for?
It is mainly used in cocktails, especially the Caesar, and in beer-based drinks such as micheladas.
Who makes Clamato?
Clamato is produced by Mott’s.
When was Clamato introduced?
It was introduced in 1966.

References

  1. Kiddlehttps://kids.kiddle.co/Clamato
    Supports: Basic description of Clamato, name origin, and use in Canada and as a Caesar mixer.
  2. Bloody Maryshttps://www.bloody-marys.com/2026/05/12/what-is-clamato-actually-made-of/
    Supports: States that Clamato was made by Mott’s since 1966 and describes ingredients and Canadian Caesar use.
  3. Wide Open Countryhttps://www.wideopencountry.com/clamato/
    Supports: Describes Clamato as tomato juice with clam broth and notes its use in Canada and Mexico in drinks such as micheladas and Caesars.
  4. GFI Foodshttps://www.gfifoods.com/beverages/32346-motts-clamato
    Supports: Identifies Clamato as the original tomato cocktail from concentrate and notes its use in a Michelada.