"Learning how to make pickled red onions is SO easy - it takes five minutes. You'll love having a jar of these in your fridge...."
INGREDIENTS
•
1 red onion, thinly sliced (use a mandoline if you have one)
•
1/2 cup apple cider vinegar
•
1 tablespoon granulated sugar
•
1 1/2 teaspoons salt
•
1 cup hot or warm water