You can open and use the salsa immediately after using it if you wish. The flavors will intensify in approx. the first 30 days after canning so if you want it spicier wait awhile to use it.
You would want to have anything you're canning pretty hot when you put it in the jars, yes. Cold filling, sealing, and heating will cause jars to explode.
If you download Guide 5 of the USDA guide to home canning it provides detailed instructions on how to can fish in pints and quarts. It also tells you how long to process it for in a pressure canner. The short answer is: If the fish is frozen, thaw it in the refrigerator before canning. After rinsing the fish cold water, add 1 tablespoons of vinegar per quart to the water to help remove slime. Add 1 teaspoon of salt per pint, if desired.
no
all and any foods should not be kept longer than 3 days before canning/jarring.
before they opening they see it under tree
to keep excess air out of the can
Only if it is contaminated with something. If your grape juice has jelled, do not consume it; dispose of it. The only thing likely to happen to grape juice is for it to turn to wine or vinegar. Typically, unless this is your intent, it was not prepared properly before canning.
Normally if vinegar is added to the pickling process it should act as a preservative, and allow you to keep the item unrefrigerated. However, most jars will ask that you refrigerate after opening, and you should always follow the directions on the label.
Heat the soup in a large pan until it is just to the boiling point. Using a ladle, and a canning funnel if you have one, transfer soup to clean, sterile jars. Add 1 teaspoon salt or canning salt, if desired, to each jar of soup. Place the lid and ring on and tighten gently before canning in the pressure canner.
Usually food is not cooked before it is canned. However, all food is cooked during the canning process. There may be a few reasons why you would cook food before canning. Cooking may help dissolve things like pectin or thicken things like starch. Cooking may also help extract flavors from ingredients. Also, food is almost always heated before canning to help remove atmospheric gasses from the can.
the canning proposal was by great Britain's prime minister at the time with the last name of canning. he originally wanted to work with the US in 1823 involving the European influences in the latin revolutions in the Americas, but the US passed the monroe doctrine before they got the chance to do so.
Not really. You'd be breaking the hermetic seal which would allow spoilage. Seasoning needs to be done before packaging and sealing.