Cook the macaroni

• Bring a large pot of salted water to a boil.
• Cook the macaroni until al dente, then drain.

Make the cheese sauce

• Melt the butter in a saucepan over medium heat.
• Whisk in the flour and cook briefly to form a roux.
• Pour in the milk gradually, whisking until smooth and thickened.
• Stir in the cheddar and mozzarella until melted, then season with salt and pepper.

Combine

• Add the drained macaroni to the cheese sauce and stir until fully coated.

Bake

• Transfer the mac and cheese to a baking dish and top with extra cheese.
• Bake at 180 °C until golden and bubbling.

Serve

• Let the baked mac and cheese rest briefly, then serve hot.