What's the plural form of Irish breakfast tea? Here's the word you're looking for.
Answer
The noun Irish breakfast tea can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be Irish breakfast tea.
However, in more specific contexts, the plural form can also be Irish breakfast teas e.g. in reference to various types of Irish breakfast teas
or a collection of Irish breakfast teas.
