Cook the tagliatelle in plenty of salted water until cooked.
Wash the wild garlic, drain and cut into fine strips. Heat olive oil in a pan. Briefly fry the spices in it, add the wild garlic and season with salt and soy sauce. Steam while stirring for about 5 minutes.
Mix the cream with rice flour and add to the wild garlic. Let the sauce simmer for 1-2 minutes.
Serve the ribbon noodles with the wild garlic sauce.