What is the Plural of Beef?

Nouns that don’t change in their plural form are called “zero plurals,” and some examples would include aircraft, moose, and sheep. They can each refer to the singular or plural of the word. And we all know that more than one chicken would be chickens, a bunch of fish is fish (though there are some instances where the word “fishes” is correct), and more than one cow would be cows. But what would be the plural form of the word “beef?” If…