Pelgrejo roam the scablands consuming sweet flavored flora and algae. They have a large digestive chamber that acts as a fermentation vat. There are 3 layers of substance within the shell. The top layer consists of liquid that has been recently ingested. This layer has a sharp taste and when consumed makes you feel warm and hazy, they call it “Grey Juice”. The middle layer is a thicker substance that has become highly valuable to Gastrotechs. It’s primarily used as a sauce in luxury cuisine which they refer to as “Sweet Gravy”. The third layer is a sticky substance that is used as an adhesive. They call this layer “Grey Glue”, because of its strong bonding agent