Quick Pickled Red Onions | Umami

Ingredients

• 1 to 2 small red onions (peeled and sliced thin crosswise*)
• 1 sprig fresh rosemary or thyme
• 1 teaspoon juniper berries or black peppercorns** (depending on your desired flavor combination)
• 1 heaping teaspoon crushed red pepper flakes
• 1 cinnamon stick
• 1 cup white vinegar***
• 1 cup water
• 1 teaspoon kosher salt
• 1/4 cup white granulated sugar*****