Heat 1 tablespoon of butter in a large frying pan. Fry 2 slices of toast in it until crispy, remove. Heat 1 tablespoon butter in a large pan, fry 2 more slices of toast until crispy, remove.
Spread each toast slice with 1/2 tablespoon butter. Cut cheese slices into 3 pieces each. Cover toasts with 1 slice of cooked ham, 3 slices of cheese and 1 slice of pineapple