Pasta in Tomato Sauce

For Pasta

Follow cooking instructions on package

Instruction for Tomato Sauce

Heat the olive oil in a large saucepan over medium heat. Add the onion and garlic, and cook for 5 minutes.

Add the tomatoes, tomato paste, oregano, basil, and red pepper flakes, if using. ...

Reduce heat to medium-low and simmer until sauce thickens slightly—about 20 minutes.