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An IBA official cocktail is one of many cocktails selected by the International Bartenders Association (IBA) for use in the annual World Cocktail Competition (WCC) in bartending.
IBA cocktails are specified in centilitres (cl). 3 cl are approximately equivalent to 1 U.S. fluid ounce (1.4% more). 0.5 cl is approximately 1 U.S. teaspoon.

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