Make the brine: In a cooking pot, stir together the water, vinegar, sugar, and salt. Place the pot on the stove and heat over medium heat, stirring until the sugar and salt has dissolved.
4 cups water, 2 cups distilled white vinegar, ¼ cup granulated sugar, 1 Tablespoon pickling salt
Wash the pickling cucumbers and cut into wedges or ¼-inch slices.
2 pounds pickling cucumbers
In a small bowl, stir together the peppercorns and celery seed, then divide the mixture evenly between 4 mason jars. Divide the sliced cucumbers, onion slices, garlic cloves, and dill sprigs amongst the jars.
1 sweet onion, 12-16 fresh dill sprigs, 12 cloves garlic, 3 Tablespoons whole white peppercorns, 1 Tablespoon celery seed
Pour about 1.5 cups of brine into each jar, then tighten them with lids.
Refrigerate for a minimum of 24 hours before serving.