1 tablespoon of mustard
1 tablespoon of mild ketchup
Chicken fillet should be well cleaned and cut into large cubes. Peel onion and cut into slices.
Add mustard, spicy ketchup, marjoram, granulated garlic, salt and pepper to marinade. Mix thoroughly and put in a fridge for about two hours.
Ready skewers spread on the barbecue and grill around 20 minutes.
Enjoy your meal!