Combine the grated sweet potato, egg white, and tapioca starch in a bowl and season to taste with salt and pepper.
3 to 4 sweet potatoes, 2 egg whites, 2 tbsp. tapioca starch, Sea salt and freshly ground black pepper
Heat some coconut oil in a skillet placed over medium-high heat.
Coconut oil
Drop a spoonful of the sweet potato mixture into the skillet and flatten with a spatula to form a small pancake. Cook for about 5 minutes on each side.
Repeat step 3 with the remaining sweet potato mixture.
In a bowl, combine all the ingredients for the mayonnaise, mix well, and season to taste.
¾ cup homemade mayonnaise, ¼ cup fresh dill, 2 tbsp. green onions, 1 tsp. lemon juice, Sea salt and freshly ground black pepper
Top each rosti with flavored mayonnaise, smoked salmon, and green onions.
8 oz. smoked salmon, ¼ green onion