Citrus Free Classic Pickled Red Onions
Tangy, jewel-bright, and impossibly versatile, these pickled red onions are the kind of condiment that makes everything they touch taste more alive. The brine is built on apple cider vinegar rather than anything citrus-based, so every element here is completely free of lemon, lime, or orange — no hidden juice, no zest, no citric acid concerns. A touch of sugar and kosher salt balance the vinegar's sharpness, while black peppercorns and optional red pepper flakes add just enough warmth to keep things interesting. The whole process is straightforward: dissolve, pour, wait. Within an hour, those pale purple rings transform into vivid pink ribbons that are tender, punchy, and ready to pile onto tacos, grain bowls, sandwiches, or anything else that needs a little lift. Keep a jar in the fridge and you'll find yourself reaching for it constantly — it's one of those small-effort additions that quietly upgrades your whole week of cooking.
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Learn more →Ingredients
8 servings
- 1 large red onion, very thinly sliced into rings or half-moons
- ¾ cup apple cider vinegar
- ¼ cup water
- 1 tbsp granulated sugar
- 1 tsp kosher salt
- ½ tsp black peppercorns
- ¼ tsp red pepper flakes (optional)
Instructions
- 1
Pack the sliced red onion into a clean 16 oz mason jar, pressing gently so the slices fit snugly without crushing them.
- 2
Combine the apple cider vinegar, water, sugar, and kosher salt in a small saucepan over medium heat, stirring until the sugar and salt are fully dissolved, about 2–3 minutes. Remove from heat.
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