Cut the lid off the peppers. Clean and wash the peppers. Soak the rolls. Clean and wash spring onions and cut into small rings. Peel and finely chop the onion. Knead minced meat, egg, spring onions, onion, squeezed out roll and tomato paste with the dough hooks of the hand mixer.
Season with salt, pepper and paprika. Fill the peppers with the mince, put the lid on and place in an ovenproof dish. Bake in the preheated oven (electric cooker: 200 °C/ gas: level 3) for approx. 45 minutes.
Pour in the stock halfway through the cooking time. In the meantime, wash parsley, dab dry and chop. Remove the peppers from the oven and serve sprinkled with the parsley.