In a 4 to 6 quart kettl or dutch oven, brown half the meat at a time in hot shortening. In kettle combine browned meat, 2 cups water, carrots, potatoes, onion, celery, garlic, salt, worcestershire sauce, paprika and pepper. cook covered 15 minutes. Combine flour and 1/2 cups cold water, add to boiling stew mixture. Cook till bubbly. ( Mixture will appear thin before canning).
Pack into jars, distributing meat, vegetables and gravy evenly and leaving a 1 inch head space. Adjust lids. Process in pressure canner at 10 pounds pints: 75 minutes or Quarts 90 minutes.