and Parmesan cheese. I tend to prefer when those ingredients are fresh in a homemade sauce, but I decided to taste-test six jars from the store to see if anything compared. I tried each pesto with ...

You can transform a jarred spaghetti sauce into a delicious sauce that tastes like it has been simmering for hours. Here are a 8 ways to get that homemade taste from any jar or canned spaghetti sauce.