There are more than one subjects in the Growtopia Wiki using this name.
Frozen Chunks are consumables added as part of the Gone Fishin'! update that are obtainable from fishing with any bait (excluding the Mega-Pellet Bait) in a hand-drilled Ice Crust Block with a Water on it.
|Tiny Frozen Chunk||50|
|Small Frozen Chunk||25|
|Large Frozen Chunk||10|