Preheat the oven to 180 C and lightly grease a baking tray with butter.
Mix the breadcrumbs with the cheese, oregano, chicken stock powder, salt and pepper and transfer to a flat plate.
Whisk the eggs and grate in the garlic, add the chopped onion and mix.
Put on wide dish.
Place next to the breadcrumb-mix.
Now cut the chicken into strips.
Coat the chicken in crumbs, dip in egg and then coat in crumbs again.
Place the strips individually on the prepared tray and bake for 5 minutes. Turn and bake for 2 more minutes for crisping other side. Can be served warm or cold