Capsaicin Free Classic Pickled Red Onions
Tangy, jewel-bright, and endlessly versatile, these pickled red onions are the kind of condiment that quietly transforms every meal they touch. The brine is a simple mix of apple cider vinegar, water, sugar, and kosher salt — no complicated steps, no special equipment beyond a mason jar and a small saucepan. For anyone avoiding capsaicin, the recipe already flags the red pepper flakes as completely optional, so you can leave them out without losing any of the magic. Black peppercorns bring a gentle, earthy warmth that keeps the flavor interesting while staying well within a heat-sensitive diet. Within an hour of making them, the onions turn a stunning shade of pink and soften just enough to drape beautifully over tacos, grain bowls, sandwiches, or grilled proteins. Store-bought pickled onions often sneak in chili-based ingredients or spice blends that make label-reading a chore — making your own means you know exactly what's in the jar. Keep a batch in the fridge and you'll find yourself reaching for it constantly.
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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)
Can be omittedred pepper flakes
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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