Crustaholic
Noun - Describes one who compulsively hoards, eats, or collects crusts, be they bread, pizza or otherwise.
Once again Jerry the crustaholic savored a meal of pizza and bread crusts.
Having cut the crusts off of 40 dozen loaves of bread to add to her already massive pile, Rhonda realized she must be a Crustaholic.
Having cut the crusts off of 40 dozen loaves of bread to add to her already massive pile, Rhonda realized she must be a Crustaholic.