Here is my riff off of the famous Marcella Hazan's tomato sauce. She uses onion and butter, but I add a few tasty bits to kick it up a notch. Very simple and easy and oh, so fantastic. I am appalled by the prices of some of the fancier tomato sauces in the grocery today. As much as $6-9 for 24 oz. This makes almost three times that amount for the same price, and is so much more fresh. And you know what's in it - only the best! I was inspired to make this after eating at Gia Batta Alimentari in Tivoli, NY. Owned and operated by descendants of the Buitoni family, famous for their pasta, they serve the very best fettuccini with red sauce I have ever had, either here or in Italy. This comes close to a high fidelity reverse engineering of their sauce, I'd say. 4 Tbsp butter plus 1 Tbsp olive oil 1 large onion, diced 3 cloves garlic, minced 2 Tbsp favorite fresh aromatic herbs such as thyme or oregano (I also use a bit of rosemary), minced Dash crushed red pepper flak...