1. Cook the rice as a risotto: in a pan, gradually wetting with 2 glasses of water, and stirring often. It must be slightly sticky.
2. Peel and cut the onion into 2, then into pieces 5 mm wide.
3. Cut the leek into 1 cm wide sections.
4. Pour 1/4 cup of water into a pan with broth, heat.
5. Add half of the onion and leek, and as soon as they are a bit softened, add half the chicken, 1 teaspoon of sugar and 1 tablespoon of soy sauce.
6. Break an egg into a small bowl and mix. When the meat has changed color, pour the egg around the bowl and cover.
7. When the outline of the preparation is cooked, turn off the heat, leaving covered for a few minutes.
8. Serve half of the rice in a large bowl and slide in the mixture; repeat the operation for the 2nd bowl.