They will keep for up to 1 week. Fill crock with cucumbers, placing dill between layers of cucumbers. Add the hot solution. Onions or garlic may be added if desired. cover crock and let stand several days before using. If preferred, cucumbers may be preserved in jars rather than in crock.
Salt Let water, vinegar and salt come to a boil.
Put dill and 1 clove garlic in bottom of jar. Prick cucumbers with fork before putting in jar. Put 1 t alum in each quart. Fill jar with brine. Seal tight and let stand until clear before using.