Boil the milk , the salt, the sugar and the butter.
Take of the heat, stir in the flour and mix until a dough forms.
Place it back on the heat and cook until it forms a dough ball.
Bring over in a stir mixer and add the eggs one by one.
Mix until a smooth paste.
Pipe two sizes of choux on a baking tin , place on the butter craquelin and bake at 1770° C during 25-30 minutes.