Peel and cut the sweet potatoes into pieces. Cook them in a pan of boiling water for 15 minutes. Drain them and mash them.
Mix the flour with the baking powder in a bowl.
In another bowl, mix the purée, finely grated L'Etivaz AOP, salt, pepper, grated nutmeg and chopped parsley.
Add the beaten eggs, mix together and then gradually add the flour/baking powder mixture.
Grease the waffle iron and add 1 large tablespoon of batter, close the waffle iron and cook for 2 to 4 minutes. Repeat the process until the batter is used up.
While the waffles are cooking, fry the eggs.
Serve the waffles with a salad of baby spinach leaves and a fried egg.