Wash the meat in cool water and let it dry. Peel and rinse the onions, cut into half rings. Wash the lemon well. To serve, rinse the parsley thoroughly under the tap, shake off the water and finely chop with a knife. To beat the meat, prepare a wooden mallet and cling film.
Prepare the meat. Cut the pork into slices 1-1.5 cm thick. Place the meat on the table, cover with cling film and beat a little with a hammer on both sides. Then salt and pepper the meat on one side and the other.
Pickle the onion. Cut the lemon in half and squeeze the juice out of each half. Heat the water until hot, but do not boil. Add 0.5 tsp to a container with hot water. salt, sugar, lemon juice and vinegar. Add mustard and coriander seeds and mix the marinade well. Place the onion in a deep container and pour in the marinade. Cover the container with a lid and leave the onions to marinate for 2 hours.
Prepare the chops. Pour vegetable oil into a frying pan, heat over medium heat and add pork. Fry the chops on one side until golden brown, about 7-8 minutes, then flip and fry for another 3-4 minutes. Then evenly distribute the pickled onions over the meat, cover the pan with a lid, reduce the heat to low and cook for another 6-7 minutes.
Transfer the pork chops from the frying pan to serving plates, place the pickled onions on top and sprinkle with finely chopped dill. Chops with such onions will go well with hot boiled potatoes.