To cook rice in a solo microwave oven, you need to go through several steps. You have to rinse the rice and pour it in a microwave-safe dish. Then add the required amount of water in the rice and put it in the microwave oven. Then microwave the rice for 10 minutes and leave the dish of rice uncovered. Then heat the rice on low heat for another 15 minutes. By following these steps, you can cook rice in a solo microwave oven.