1. 24-36 hours in advance, remove the skin and cover the salmon fillets with a mixture: Guérande salt/Xylitol/chopped dill and pepper - wrap tightly in plastic wrap.
2. Place in a dish and place a weight on top (a large can) to press the salmon well - refrigerate for 24 to 36 hours.
3. Prepare your dill sauce: Blend mustard with oil, juice of 1.5 limes, 2 tablespoons of chopped dill, and skyr - season with salt and pepper and keep refrigerated.
4. Lightly toast the buckwheat (here sprouted, but you can use prepared Kasha buckwheat).
5. Place the lamb's lettuce in the bowls, rinse the corn and edamame (canned or jarred) and pour over the salad.
6. Rinse and pat dry the salmon, then slice and place in the bowls.
7. Rinse and pat dry the salmon, then slice and place in the bowls.
Sprinkle with buckwheat, dill, and serve with the sauce and a slice of lime.