Peel ripe tomatoes and cut out stems, white cores, and any soft spots.
Fill Osterizer container with quartered tomatoes, cover and process at LIQUEFY until smooth.
Pour through strainer to remove seeds.
Measure juice and pour into saucepan.
Add 1 teaspoon salt for each quart of juice.
Bring to boiling point, remove from heat.
Fill hot sterilized jars or bottles and seal.
Process in boiling water bath 15 minutes.
VARIATION: For variety, add a few cloves, celery tops, onion or green pepper.