Wash the lemon thoroughly, dab dry and rub. Then squeeze. Peel shallots and garlic and dice finely. Fry in hot oil. Add white wine, lemon juice and zest and let it boil down a bit.
Cook the pasta in bubbling salt water for 6-8 minutes. Stir milk and crème fraîche into the wine stock. Bring to the boil again, stir in the sauce thickener. Cut salmon into thin strips, wash dill, dab dry and chop.
Stir the salmon and dill into the sauce. Season with salt and lemon pepper. Spread the pasta with sauce on four plates.