Preheat the oven to 220C/200C Fan/Gas 7. Butter a shallow 1.75 litre/3 pint ovenproof dish. Cook the penne with the onion in boiling, salted water according to the packet instructions. Drain ...
Chop the chicken breasts into bite-sized chunks and stir into the sauce along with the pasta. Tear the mozzarella and scatter over the top of the pasta. Finish with more black pepper and bake in ...