Tuna n' Capellini - The Original

I decided to try out again the way I first made a dish along a concept I mentioned earlier.

Ingredients:
- 1 can tuna
- 1 small onion
- capellini (or other pasta)
- oil
- balsamic vinegar
- salt & pepper

While the pasta is boiling, fry the coarsely chopped onion together with the drained tuna for a couple of minutes, season with salt & pepper and add some vinegar and let it simmer for just a few minutes. When the pasta is ready and drained mix well and eat...