Pre-heat the oven to 170 degrees, fan assisted
Cut the aubergine into four lengthways and then chop into chunks. Chop the pepper into chunks, slice the courgette and finely chop the onion
Add all the ingredients to a casserole pot along with a good pinch of salt and pepper. Give it all a stir, put the lid on and place in the oven. Bake for about 60 minutes or until the vegetables or cooked through. Give it a stir half way through cooking.
About 12 minutes before the end, cook the pasta according to the packet instructions. Once cooked, divide into four bowls and top with the aubergine bake.
Top with some parmesan cheese or grated cheddar