To check the seasoning, pan fry some mince until cook that allows you to taste.
Cooling the burgers after making will help them to keep their shape when cooking.
The indent in the middle keeps the middle from puffing up during cooking and it allows the centre to cook as quickly as the outside of the burgers.
Grill the burgers on a barbeque.
Add some mustard or some finely shredded blue cheese to the ground beef.
Make individual meatballs from the same mixture.
Add cumin and use lamb mince for lamb kofta’s. Serve with tzatziki.