Boil the spasta as per packet instructions

Preheat the oven at 180 Celsius without the fan

Place the butter and flour in a saucepan and cook until the flour is cooked

Add the warm milk, stirring constantly

As soon as it starts to set and boils, remove it from the heat and add the eggs one by one, stirring constantly followed by half the cheeses

Add half the sauce in the pasta and place in a buttered and bread-crumbed pan.

Add the rest of the béchamel on top followed by the other half of the cheeses

Add the butter in small pieces on top

Bake for 45 minutes