Whatever is healthy/suitable for the human body, that should be consumed. Meat and fish can also be considered in this category. That which is killed / hunted by a weapon, is considered as eatable. If anybody is unable to hunt then he should eat JHATKA.
SHARE GYAAN WITH THE SANGAT
This is a truly panthic effort, we would be honoured to add your findings here. Please provide the exact reference and content in either Gurmukhi or English. Puraatan ithihaas, puraatan rehit or Gurbaani is foundational. But if you have any other useful and relevant references we will certainly consider it.