How to Can Tomatoes Canning tomatoes allow you to enjoy the fresh garden tomato taste in a variety of soups, sauces, and stews every month of the year. Continue reading to learn the easiest way to can tomatoes: Canning Necessities         Canning pot with a rack         Jar Lifter         Jars with sealable rims and lids         Fresh tomatoes – 9 lbs.         Fresh sprigs …