Wash the peppers, clean and halve them. Preheat oven to 180°C.
Peel onion finely dice and fry in hot oil until transparent. Add rice and fry until translucent. Deglaze with vegetable stock. Cook in closed pot for 10min. Season with salt, pepper and curry.
Cut Gauda into cubes and mix into the rice. Stuff the peppers with it and bake in an oven at 160°C for 15 minutes in an ovenproof dish. Cover with aluminium foil.
Wash and chop the parsley and sprinkle over the finished peppers.