Sterilize 4 quart canning jars and lids in boiling water.
In a large pot combine the water, salt with the vinegar, sugar, bring to boil the lower to a simmer. Add Onions and beans, cover the pan and simmer for 15 minutes.
Mean while to each jar add 2 garlic cloves,1 chili pepper, 1 bay leaves, 1/4 of the mustard seeds, 1/4 of the peppercorns, 12 juniper berries, 1/4 of dill weed, dill seed and 2 strips of zest. Pour 1/4 cup gin into each jar.
Pack the beans and onions into the jars. Topping with the liquid to 1/4 inch head space.
Using a chop stick remove any air bubbles from the beans. Wipe tops and place immediately sterilized lids and rings. Process for 10 minutes in a hot water bath.
Seal, and boil in a hot water bath for 10 minutes Store in a dark, cool place.