Cook rice in boiling salted water according to package instructions, drain. Rinse the corn and drain. Peel mango, cut flesh from stone and dice. Grate hard cheese.
Wash the basil, dab dry and remove the leaves. Mix prepared ingredients and peppercorns. Either halve the peppers or cut off the lid. Then clean and wash. Spread the rice mixture into the pods.
Cut the mozzarella into slices and place them on the rice mixture. Place on a fat pan of the oven. Pour on the stock. Braise in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for 30-40 minutes.
Serve garnished with fresh basil.