Cook pasta to packet instructions, once cooked drain and reserve some of the cooking water

While the pasta is cooking, add onions, olive oil and sugar to a large frying pan and fry until soft and caramelised

Fry bacon pieces until cooked and slightly crispy

Once the pasta, bacon and onions are cooked place all in one pan with the pasta, a small amount of the cooking water and the creme fraiche. Mix well and season with pepper to serve