Grease loaf bread pan with butter. Set aside. Cut bread into cubes. Set aside.
Simmer chorizo in 1/2 cup water till soft. Split and slice into diagonal strips.
Set aside. Set aside. Beat eggs slightly. Add scalded milk and water, continue beating, strain.
Pour over bread and allow to soak.
Add chorizo, ham and grated cheese to the bread, egg, milk mixture and mix well.
Pour into the greased rectangular pan.
Bake in moderate oven 350 ° F for 15 minutes.