Quick Ham and Cheese Pasta Bake

Steps

1. 1Preheat the grill to high and bring a large pot of salted water to the boil.
2. 2Cook the penne for 8 minutes until just tender, then drain.
3. 3Meanwhile, melt the butter in a saucepan over medium heat and stir in the flour to form a paste.
4. 4Gradually whisk in the milk and cook for 3 minutes until thickened and smooth.
5. 5Stir in the mustard and two-thirds of the cheddar until melted, then season with salt and pepper.
6. 6Add the drained pasta and diced ham to the sauce and stir to coat.
7. 7Transfer to an ovenproof dish and scatter the remaining cheddar on top.
8. 8Place under the grill for 4-5 minutes until bubbling and golden, then serve.