For the vegetable spaghetti, cook the spaghetti al dente. Clean the mushrooms and cut them into small pieces. Cut zucchini and melanzani into small cubes.
Sauté onion in olive oil, add garlic and vegetables, stir in strained tomatoes and cayenne pepper. Season with salt, pepper and vegetable soup cubes. Cook gently for about 10 minutes.
Mix spaghetti with vegetable ragout and heat up.serve sprinkled with basil.