1. Put rice into a medium pot, cover with water, and swish around with your hand. Drain; repeat process until water is clear, 3-4 more times. Drain rice; return to pot. Add stock and bring to a boil over high heat. Stir rice once or twice and reduce heat to medium-low. Partially cover pot and cook rice until grains are swollen and tender but not blossomed, 50-60 minutes. Drain rice in a colander and let rest, undisturbed, for 10 minutes. Transfer rice to a large bowl to let cool.