penne with tuna in tomato sauce

penne, tuna, fresh tomato in tomato sauce

1 pound of penne ( organic pasta from "waitrose" or "de cecco" is highly recommended) 1 tablespoon of extra-virgin olive oil ( i like extra mild and light from "waitrose")
1 stalk of celery, finely chopped
1 of onion, finely chopped
2 of fresh tomatoes, cut into small cubes
2 cans of tuna in spring water, drained
1 cup of canned strained tomatoes, chopped/ or passata
2 tablespoons of mixed herbs
ground pepper, salt

preparation

- bring a pot of water to a boil.
- add salt and the pasta, cook until al dente
- meanwhile, put a pan over medium heat, warm the olive oil
- saute the celery and onion for 2 minute
- add fresh tomatoes
- add tuna and cook until warmed through, about 2 mins
- add tomatoes/ passata, season with salt, mixed herbs and pepper and keep cooking for another 10 mins
- drain the pasta, add into the sauce, and toss over.