Sift the flour, add the salt and sugar. In a skillet or small saucepan pour the serum, well heat, almost hot. Serum pour the flour (leaving in a saucepan about 2 tablespoons) and mix well until smooth.

One by one stir in the eggs, each time stirring well.

The remaining serum is put back on the fire, allow to boil, add baking soda and stir. She starts to sizzle and foam. Remove from heat and add to the dough, mixing quickly and thoroughly. Leave the dough for 10 minutes. The pan well to heat. Grease a piece of bacon or a brush, lightly dipped in vegetable oil before baking each pancake. The pan in the center, pour 6 tbsp of dough, it spreads when the top bubbles appear and the pancake begins to dry out, flip. So fry the pancakes. Ready pancakes grease with butter. Savoury pancakes are obtained, therefore, best served with honey or jam.