Put the olive oil or lard in a frying pan.
Add garlic to taste, and the fat from a
serrano ham, finely chopped, and cook them well.
Cut the bread into small
thin slices, put them in the frying pan and fry them until they absorb
the oil making sure that they are well toasted.
Add a large amount of water
to the pan and let it simmer until the water evaporates and you are left
with a thick soup or paste, which is best eaten hot.
there is any left over, it can be reheated and actually tastes even