Salmon Mustard Gnocchi Skillet

Name: Salmon Mustard Gnocchi Skillet
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Ingredients: 600 g salmon fillets (1 pp); 30 ml olive oil; 1 onion (diced); 3 cloves garlic (chopped); 200 ml white wine (optional); 1 tbsp flour; 500 ml milk; 10 g parsley (finely chopped); 50 g spinach (chopped); 1 tbsp dijon mustard; 1 lemon; 600 g gnocchi; 1 tsp salt