1. Marinate the beef filling with starch for half an hour.
2. Onions, green peppers, carrots, chopped.
3. Put the oil in the pan, add the diced onion and fry until fragrant, add the diced carrot and green pepper.
4. Add beef filling and fry until cooked.
5. Add the fried diced vegetables to the quinoa rice and mix well.
6. The rice ball is made and placed on a plate.
