For the filling, peel and finely chop the garlic. Wash the rosemary, shake dry, pluck the needles from 3 twigs. Dice tomatoes finely. Peel onions and chop 1 onion very finely. Heat the oil in a pan, add the onion, garlic, ham, tomatoes and rosemary needles and fry over medium heat for about 4 minutes while turning. Season well with salt and pepper
Cut 3 onions into slices. Peel and wash the carrots and cut them into large pieces. Wash the meat, dab dry and rub all around with salt and pepper. Place the round side on a work surface, spread the filling evenly on the other side, beat into a round roast. Tie with kitchen twine and tie 2 rosemary twigs on top. Clean the garlic bulb and cut in half crosswise
Place the meat on a fat pan and spread the onion, garlic and carrots around it. Bake in the preheated oven (electric cooker: 225 °C/ convection oven: 200 °C/ gas: level 4) for approx. 40 minutes. After about 30 minutes, deglaze with stock and broth. After approx. 40 minutes of baking time, switch the oven down (electric oven: 150 °C/ convection oven: 125 °C/ gas: level 1) and bake for another 60-70 minutes
In the meantime peel the shallots and cut them into slices. Clean, wash and roughly dice the peppers. Clean and wash spring onions, put 1 spring onion aside. Cut the remaining spring onions into large pieces
Place the dumpling dough in a bowl, form dumplings with 2 tablespoons of dumplings, dipping the spoons several times in cold water. Whisk the eggs in a deep plate. Turn the dumplings first in the egg and then in semolina
Heat the olive oil in a saucepan, add the peppers and shallots and fry for 6-8 minutes while turning. Add spring onions and fry for another 2-3 minutes while turning. Sprinkle with sugar and mix in. Add vinegar, heat up, season with salt and pepper
In the meantime, heat clarified butter in a large pan, add dumplings and fry for about 5 minutes, turning until golden brown. Cut the remaining spring onion into fine rings. Remove the roast from the oven and keep warm. Pour the stock into a sieve and collect in a pot. Bring to the boil, stir in sauce thickener, bring to the boil again and season with salt and pepper. Arrange roast with sauce, vegetables and possibly garlic bulb and onions on a plate. Garnish with spring onion rings. Add remaining sauce and dumplings