1. Wash the lamb chops, put them on a plate, sprinkle with black pepper and salt and marinate.
2. Put a little oil in the pot and fry the salted sheep in the pot.
3. Put the fried sheep in a pressure cooker, add flour and mix well.
4. Add apples, rosemary and 375 ml stock in the pressure cooker and stir well.
Press in the pressure cooker for 20 minutes, and you can adjust the time according to your own taste.
6. Stir-fry onions with the remaining oil. After the onion is half cooked, add the blanched quick-frozen vegetables and stir fry.
7. Put the sheep stewed in the pressure cooker on a plate, sprinkle with fried vegetables and start eating.