🍅 How to can marinara sauce 🍅 What you'll need: ➡️ Water bath canner ➡️ Wide mouth or regular Pint or Quart canning jars, lids and seals ➡️ Canned tomato puree and tomato paste (in the pasta/tomato sauce aisle of your local grocery store) it's basically just unseasoned tomato puree ➡️ fresh or frozen tomatoes, cut into quarters ➡️ olive oil, water, tomato paste, brown sugar, garlic, onions and spices We love the already minced garlic you'll find in a container in the produce section! (Just ref