Slink rolls is one of the many different rations available through CLMIL Rations, which are bagged rations handed out to Clavic military forces. The main course of this ration is made from the meat of the Princess Adder snake.
In the 2nd edition bags, Slink Rolls is meal 22.
Bag Details
Apart from the standard icons and instructions, the label says "Princess Adder Slink Rolls" and the item number is CLR6552022.