Penne with tuna and tomato sauce

clipped from www.cuisine.com.au Method Bring a large pot of generously salted water to the boil. Meanwhile, heat the olive oil in a small saucepan and gently cook the onions until soft and lightly coloured, add the garlic and mushrooms and cook, stirring for a further 5 minutes. Season with salt and pepper and add the drained tuna, tomatoes and a little splash of water. Reduce the heat to low and cook for 15 minutes. Boil the pasta until al dente, drain and toss through the pasta sauce. 2 tablespoons olive oil Onion, chopped or alternatively 4 spring onions 1 garlic clove 6 mushrooms, thickly sliced 185g tinned tuna, drained 400g tinned roma tomatoes, chopped 1-2 tablespoon grated parmesan cheese