Chop the greens. Finely dice the onion. Pour the vegetable oil into the multicooker bowl. Set FRY, type of food Vegetables, set the time to 10 minutes. 5 minutes after the program starts to count down put the onion into the bowl. Cook until the program ends, stirring occasionally.
Mix the sour cream with the bread crumbs in a separate container and let sit for 5 minutes. Add the minced meat, egg, spices, greens and fried onion to the sour cream mixture; knead until smooth and let sit in the fridge for 2 hours.
Form the balls weighing 25 g each from the prepared mince. Set FRY, type of food Meat, set the time to 12 minutes. 5 minutes after the program starts to count down put 20 meatballs into the bowl. Cook until the program ends, turning over occasionally. Repeat the process for all the remaining meatballs.
Sauce:
Cut the onion into semi-rings. Pour the vegetable oil into the multicooker bowl, set the FRY program, type of food Vegetables, set the cooking time to 25 minutes. 5 minutes later after the program starts to count down put the onion into the bowl. Cook for 5 minutes, stirring occasionally. Then add the remaining ingredients and stir. 5 minutes before the end of cooking add the meatballs to the sauce, close the lid and cook until the program ends.