Drain peppers and olives, cut olives into rings. Roughly grate the sheep's cheese. Finely dice onion. Knead mince, egg, breadcrumbs, aiwar and onion, season with salt and pepper.
Sprinkle a work surface with breadcrumbs. Place the minced meat on top and roll out into a rectangle (approx. 22 x 28 cm). Spread paprika, feta cheese and olives on top. Sprinkle oregano over it. Roll everything up carefully.
With the seam facing down, place on a baking tray lined with baking paper. Cook in the preheated oven (electric cooker: 175 °C/ circulating air: 150 °C/ gas: level 2) for 1 1/4- 1 1/2 hours. Wash the potatoes and cook in boiling salted water for about 20 minutes.
Quench cold, peel off the shell. Wash and clean the beans, cook in boiling salted water for about 15 minutes. Cut potatoes into slices. Heat oil in a pan. Fry the potatoes for about 10 minutes until crispy, turning them frequently and season with salt.
Peel and chop the red onion. Drain the beans and let them drain. Heat butter and sauté onion. Swivel beans in it and season with salt and pepper. Cut open the chopping roll. Serve with fried potatoes and beans.
Garnish with oregano. Greek yoghurt tastes good with it.