Dairy Free Classic Pickled Red Onions
Tangy, jewel-bright, and endlessly versatile, these quick-pickled red onions are the kind of condiment that quietly transforms everything they touch. The brine comes together in minutes on the stovetop — just apple cider vinegar, water, sugar, and salt — and the whole process is naturally free of any dairy ingredients, so there's nothing to swap or second-guess. That vivid magenta color isn't a trick; it happens on its own as the hot brine hits the onions, and it looks stunning piled onto tacos, grain bowls, sandwiches, or avocado toast. A pinch of black peppercorns adds subtle warmth, and the optional red pepper flakes give a gentle kick if you want a little heat in the mix. The onions mellow from sharp and pungent to pleasantly tangy and tender as they sit, making them far more crowd-pleasing than raw onion ever could be. Keep a jar in the fridge and you'll find yourself reaching for it constantly — it's one of those small-effort additions that makes home cooking feel genuinely restaurant-worthy.
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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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