Defrost the shrimps on a sieve for about 2 hours. Peel onion and garlic and chop finely. Bring the stock to the boil
Heat butter in a large pot, fry onion and half the garlic in it. Add the rice and thyme, stir-fry until the rice becomes glassy. Deglaze with white wine and boil down while stirring. Pour broth in 3-4 portions. Always add the next portion of liquid only when the rice has absorbed the liquid. Cook for a total of 30-35 minutes
Wash parsley, basil and oregano and shake dry. Pluck off the leaves, except for a little to garnish, and cut into fine strips. Wash the chilli, cut lengthwise and remove the seeds. Cut the chilli into fine rings. Peel prawns except for the tail fin and remove the intestines. Wash shrimps and pat dry. Heat oil in a frying pan, fry shrimps for 3-4 minutes, turning. Finally add chilli and the remaining garlic and fry briefly. Season shrimps with salt, pepper and lemon juice
Stir the parmesan and herbs into the finished risotto, season with salt and pepper. Arrange the risotto and prawns in deep bowls. Garnish with lemon wedges and herbs
waiting time approx. 1 1/2 hours