A drink similar to Clamato can be made at home by mixing together 20 ounces of tomato juice, 12 ounces of clam juice or nectar, four dashes each of pepper sauce and Worcestershire sauce, and a pinch of pepper. For variations, add in lemon juice, celery salt or chili powder.
Clamato is a pre-made drink made from tomato juice, spices and clam broth. It is sold by Mott's. It is primarly used as a mix for alcoholic beverages and is the main ingredient in a Caesar cocktail. Although it originated in the United States, Clamato is more popular in Canada and Mexico.