Homemade Refrigerator Bread and Butter Pickles

7 or 8 medium pickling cucumbers, sliced
1/2 onion, sliced
3 cups each sugar, apple cider vinegar
1/3 cup canning salt
1 tbsp. each mustard seed, celery seed, turmeric

      Wash and scrub cucumbers.  Slice thinly.  Layer into glass jars with onion as desired.  Combine sugar, vinegar, salt, mustard seed, celery seed and turmeric in a saucepan.  Heat, slightly until sugar is dissolved.  Let cool, then pour over cucumber slices.  Cover, using screw-on lids.  Keep in refrigerator at least 24 hours before eating.  Bread and Butter pickles can be stored in refrigerator for a month or two.  Makes 3 qt. jars (or equivalent in smaller