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