My mother-in-law gave me this recipe, and they are fantastic.
REFRIGERATOR PICKLES
4 c. sugar
4 c. cider vinegar
1/2 c. pickling salt
1 1/2 tsp. turmeric
1 tsp. celery
seed1 tsp. mustard
seed3 med. onions, sliced thin
Med. size cucumbers
Mix everything together except the onion and cucumbers. Do not heat. Stir until completely dissolved. Sterilize jars. Slice one onion in the bottom of each jar. Slice cucumbers to fill the jars. Pour liquid mix over this. Fill to top of the jar. Screw on the lids and refrigerate for a few days before using (mom-in-law says 5 days is best). Store in refrigerator.
Makes 3 large 18 ounce jars. Will keep indefinitely.