Cook spaghetti in boiling salted water for about 10 minutes, drain. Meanwhile peel and finely dice the onion. Cut bacon into small cubes. Wash and chop thyme. Whisk eggs and cream.
Season with salt and pepper. Stir in 2 tablespoons of grated parmesan. Heat oil in a large frying pan. Leave out the bacon. Put 2 tablespoons of bacon aside. Fry the onion briefly in the bacon fat. Add thyme and spaghetti, toss briefly in the pan. Pour egg cream over it and mix with the spaghetti. Serve in portions.
Fry the onion briefly in the bacon fat. Add thyme and spaghetti, toss briefly in the pan. Pour egg cream over it and mix with the spaghetti. Serve in portions. Sprinkle with remaining bacon and parmesan. Serve garnished with thyme