Fry the panko breadcrumbs with 10g of butter until they turn golden brown.
Melt the remaining butter, add the flour, and mix for 1 minute.
✅ Pour the hot milk in a thin stream, continuing to stir.
✅ Add the cheddar cheese, mozzarella, parmesan, smoked paprika, nutmeg, and season with salt and pepper to taste if needed, stirring until everything melts. Then add the pre-cooked pasta, mix again, and serve immediately with panko breadcrumbs and fresh herbs.