Peel and finely chop the garlic. Peel 2 onions and cut into fine cubes. Heat 1 teaspoon of oil in a saucepan. Fry half of the onions, garlic and rice for 2-3 minutes.
Add the canned tomatoes with the liquid and crush coarsely. Pour in the stock, bring to the boil, cover and simmer for approx. 30 minutes. Add the peas about 5 minutes before the end of the cooking time. Soak rolls in cold water.
Knead minced meat, egg, remaining onion cubes and squeezed out bread roll. Season minced meat mass with salt, pepper and paprika. Form 8 meatballs with wet hands. Heat 2 tablespoons of oil in a frying pan and fry the meatballs all around for 12-15 minutes at medium heat.
Wash the tomato, grate dry and cut into quarters. Remove the core and cut the tomato quarters into small cubes. Peel 1 onion and cut into thin rings. Remove the meatballs from the pan and cover with aluminium foil.
Fry the onion rings in the frying fat for 2-3 minutes. Season tomato rice with salt and pepper. Arrange meatballs and tomato rice on plates. Garnish with onion rings and diced tomatoes.