Wash the shrimps and pat them dry well. Drain the tomatoes and collect the oil. Dice the tomatoes. Peel garlic cloves and chop finely. Prepare pasta in boiling salted water according to package instructions. Heat 2 tablespoons of tomato oil in a large pan.
Fry the prawns for about 1 minute, turning them over. Add tomatoes and garlic and fry briefly. Dust with flour and sauté briefly. Gradually add cream and milk while stirring and bring to the boil. Season with salt, pepper and chili. Let simmer for about 2 minutes.
Clean, wash and cut the spring onions into rings. Drain tuna and tear up. Mix onions, fish and cheese into the sauce, heat and season with salt, pepper and chilli. Serve with the noodles.