-Yellow Onion -Garlic -Crushed Tomatoes -Tomato Paste -Basil
-Oregano -Brown Sugar -Balsamic Vinegar -Butter -Salt
Dice yellow onion and mince cloves of garlic. Add both to a 3 quart or larger slow cooker.
Add crushed tomatoes and tomato paste to the slow cooker.
Also add dried basil, dried oregano, brown sugar, balsamic vinegar, and butter to the slow cooker.
Give the ingredients a good stir until they’re evenly incorporated.
Place the lid on the slow cooker and cook on high for four hours or low for eight hours. Give it a good stir.
Add salt to the sauce to taste. Start with ½ teaspoon and add more until the flavors pop. Use the slow cooker spaghetti sauce immediately or refrigerate then freeze for long-term storage.