Phrasal verbs are multi-word verbs that, like single-word verbs, convey action of the body or mind or occurrences. Phrasal verbs consist of a basic verb + another word or words, usually a preposition or adverb. Example: speak (basic verb) + up (preposition)
Phrasal Verb:
scrunch something up
Meaning:
to crush or crunch up.
Example:
I pounded the biscuits and scrunched them up into crumbs.