Pasta w/ caramelized onion sauce

Ingredients:
* 1/2 box ziti pasta
* 1/2 jar tomato sauce
*1 big onion
* 3 gloves garlic
* 1/4 tsp origano
* 1/4 tsp salt
* 1/4 cup olive oil
For garnish: Parmesan cheese

Method:
- Boil water in big pot and add 1 tablespoon salt in pasta water. cook the pasta until tender. Once it cooks drain the liquid out & sprinkle with oil to avoid from stick.
- Chopped the onion & garlic
- Heat the olive oil in the pot, put the chopped onion & garlic in pot. cook until soft for about 4-5 minutes
- Pour the tomato sauce
- add origano, salt
- Keep cooking another minutes until sauce together.
- When to serve, put cooked pasta in plate + add caramelized onion tomato sauce + sprinkle parmesan cheese.