Super-fast tuna and olive fettuccine

1. Step 1
   Cook pasta in a saucepan of boiling, salted water following packet directions until tender. Drain. Return to pan.
   
   
2. Step 2
   Meanwhile, drain tuna, reserving 2 tablespoons oil. Heat oil in a non-stick frying pan over medium heat. Add onion and garlic. Cook for 3 to 4 minutes or until onion has softened.
3. Step 3
   Stir in capers, tomato and 1/2 cup cold water. Bring to a simmer. Simmer for 10 to 12 minutes or until sauce has thickened.
4. Step 4
   Using a fork, flake tuna. Add tuna, tomato mixture and basil to pasta. Toss gently over low heat for 1 to 2 minutes or until heated through. Divide between bowls. Serve with parmesan.
   
   
   
   
   Source : http://www.taste.com.au/recipes/26068/super+fast+tuna+and+olive+fettuccine?ref=zone,pasta