Editing Tomato Sauce

==Yield==
4 Servings

==Time==
1 Hour

==Ingredients==
*1 28oz can San Marzano whole peeled tomatoes
*5 tbsp butter
*1 onion, peeled and cut in half
*salt

==Instructions==
# Combine the tomatoes, their juices, the butter and the onion halves in a saucepan. Add a pinch or two of salt.
# Place over medium heat and bring to a simmer. Cook, uncovered, for about 45 minutes. Stir occasionally, mashing any large pieces of tomato with a spoon. Add salt as needed.
# Discard the onion before tossing the sauce with pasta. This recipe makes enough sauce for a pound of pasta.

==References==
* https://cooking.nytimes.com/recipes/1015178-marcella-hazans-tomato-sauce