Heat the butter in a pan, add oregano and cooked pasta. Stir through Perfect Italiano 4 Cheese Blend until melted.
Add salt and pepper, and pour into baking dish. Sprinkle over some extra Perfect Italiano Four Cheese Blend and bake in a 180C oven for 10 minutes until golden and crispy on top.
Tip: Add a lightly beaten egg, Perfect Italiano Ricotta and shredded ham for a variation of this classic.