128 oz canSan Marzano or other whole tomatoes in pureelightly crushed
½mediumonioncoarsely chopped
4clovesgarliccoarsely chopped
5tbspbutter
splashred wine
1tbspitalian seasoning blend
1large pinchred pepper flakes
kosher salt and pepper
Instructions
In a medium saucepan over medium heat, combine all ingredients, including salt and pepper to taste. Bring to a simmer and turn down heat to low. Cover and cook for 45 minutes, until onion is very soft.
Puree sauce with an immersion blender, or transfer to a blender and puree. Return to low heat and cook uncovered until thickened to desired consistency.