round grain paella rice. cooking instructions allow 75g paella rice per person. fry rice in a lightly oiled pan for 30 seconds. • add 250ml hot chicken or vegetable stock to the rice. cook over a medium heat for approximately 25 minutes, or until the rice is evenly cooked through. ⚫ add more stock if the liquid level gets too low, taking care to shake the pan occasionally and not stir.