This bread contains very few carbohydrates, sugars and it is gluten free, because it does not you need flour. A recipe is incredibly simple:
4 eggs (Separate from the eggs whites and yolks),
50 g cheese,
¼ teaspoon lemon juice.
Mix the whites from the eggs with mixer, along with lemon juice and cheese, until you get completely white mixture. Separately mix the yolks and egg whites and then mix the two ingredients together.