Cook the rice in boiling salted water for 20 minutes. Add peas 5 minutes before the end of cooking time. Clean, wash and halve the chicory and cut the hard stalk into wedges. Cook the chicory in a little salted lemon water for 5 minutes.
Peel and finely chop the onion. Heat the oil in a pan. Fry the onions and minced meat until crumbly. Season with salt, pepper, thyme and paprika. Add the tomatoes, bring to the boil and cook for 5 minutes on a low heat.
Season again. Drain the rice. Arrange 2 chicory halves each with rice and sauce on a plate and serve.