Step 1: cook pasta drain the water
Step 2: add the tomato puree ( depending how much pasta you have add till nice and saucey)
Step 3: Then add your tuna stir in leave a minute for tuna to heat up.
Step 4: and then add lots a cheese on top! ( you dont have to but i put it in the microwave for a minute to melt the cheese and it also heats the tuna up some more 🙂