Start by soaking the breadcrumbs in the milk. Place the minced venison in a large bowl. Add the parsley, onion, egg yolks, breadcrumbs and salt and pepper and mix thoroughly. Cover and put in the fridge until ready to cook.
Using a little flour shape the burgers into rounds, this quantity will make about 4 - 6 burgers. Cook under a pre-heated grill for about 5 minutes on each side or to your taste.