Tasty tuna pasta bake

Lovely comfort food! Quick and easy to make and use whatever you have in your cupboards or fridge. 
Serves 3-4
Pasta
1 onion (finely chopped)
Red wine - approx 100ml
1 tbsp tomato paste
Chilli powder to taste
3-4 sundried tomatoes (finely chopped)
Handful of black olives and/or capers (optional)
Tin of tuna
Half a tin of sweetcorn
Grated cheese for topping

Pre-heat oven to gas mark 5.

Boil pasta. Whilst the pasta is boiling, fry the onion gently. When it turns golden brown, add wine and de-glaze. Keep frying until the onions are soft and sticky. Add the tomato paste, chilli powder, sundried tomatoes, olives and capers if using. Fry for one minute. Once pasta has boiled, drain, add sweetcorn, tuna and onion mixture. Combine in ovenproof dish, top with cheese and bake until golden brown (about 25 mins).