Sweat the chopped onion together with the chopped celery, then add the thyme and fry briefly until the onion is translucent.
Mix the breadcrumbs with the parsley, oregano, onion powder and garlic powder and season with salt and pepper.
Chop the prawns or surimis quite small and mix with the fried onion and celery mixture, one tablespoon of Dijon mustard, two tablespoons of mayonnaise, the seasoned breadcrumbs, the eggs and a little salt and pepper and form 4 meatballs out of them. Sear the burger cutlets for 2 minutes on each side and then bake for another 10 minutes in the preheated oven at 200 ° C.
Top the burgers in the following order: meatballs, ketchup, mustard, pickles, onions, lettuce, cheese and tomatoes.