Bring the rice to the boil with 250 ml of salted water and let it soak for about 20 minutes.
Score tomatoes, scald them with hot water and peel them. Wash zucchini, clean, halve lengthways and cut into slices. Peel and chop the onion. Heat olive oil, fry the minced meat in it until crumbly. Season with salt and pepper. Add the onion and sauté. Peel and squeeze the garlic. Pour in lemon juice and broth and cook covered for 10 minutes. Then fold in zucchini, tomatoes and corn. Cook for another 10 minutes. Fold in rice, season with salt and pepper. Wash the basil, pluck the leaves and cut into strips, sprinkle over them.