For the noodles, boil 3-4 l salted water (approx. 1 teaspoon salt per litre). Cut the bacon into large pieces. Clean the mushrooms, if necessary wash and halve or slice them. Peel onion and garlic and chop finely.
Add pasta to boiling salted water and cook according to package instructions.
In the meantime heat oil in a pan. Fry the bacon in it until crispy, take it out and let it drain on kitchen paper. Fry the mushrooms in hot bacon fat until golden brown. Add onion and garlic and fry them.
Deglaze with wine and 1/8 l water. Bring to the boil and stir in crème fraîche. Season to taste with salt and pepper.
Wash the chives, dab dry, cut into small rolls and stir into the sauce. Drain the noodles. Season sauce with salt and pepper. Mix the noodles with the sauce. Crumble bacon over it.