https://www.joyofbaking.com/biscotti/CranberryPistachioBiscotti.html
Oil-less, just the eggs

ready in about an hour and 10 minutes; serves 24
You might need to buy:
  • large eggs
  • pure vanilla extract

https://youtu.be/rFcsPeLM2Ys

ready in about an hour and 15 minutes; serves 36
You might need to buy:
  • large eggs