Salads & Sides

Tangy Cucumbers and Onions in Vinegar

A vintage Southern summer side dish featuring crisp cucumbers and sliced red onions in a sweet tangy marinade.

January 27, 2026 By Chef Clara 4.9 (88 votes)
Tangy Cucumbers and Onions in Vinegar
The Quick Takeaway

In a nutshell: This authentic american tangy cucumbers and onions in vinegar comes together in just 10 mins using simple whole ingredients. Perfect for home cooks seeking a dependable, restaurant-quality finish with minimal effort.

Prep Time 10 mins
Cook Time 0 mins
Total Time 10 mins
Cuisine American
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Light, refreshing, and low in calories! This classic cucumber onion salad gets better as it sits in the fridge.

Key Equipment

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Chef's Pro-Tips

  • Slice Thin and Even: A mandoline gives uniform slices that pickle at the same rate. Thick, uneven chunks stay raw and crunchy in the middle while the thin ones go limp.
  • Respect the 30 Minutes: The chill time is when the cucumbers actually absorb the vinegar tang. Serve too soon and you're eating wet vegetables, not pickles.

Ingredients
6 servings

  • 3 medium English cucumbers, thinly sliced
  • 1 medium red onion, thinly sliced into half-moons
  • ¾ cup apple cider vinegar or white vinegar
  • ½ cup water
  • 3 tbsp granulated sugar
  • 1 tsp salt
  • ½ tsp black pepper
  • 1 tbsp fresh dill, chopped
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Step-by-Step Instructions

1

Slice Vegetables

Thinly slice cucumbers and red onions using a mandoline or sharp knife for even thickness.

2

Mix Marinade

Whisk vinegar, water, sugar, salt, and pepper in a bowl until sugar dissolves.

3

Toss & Chill

Add cucumbers, onions, and fresh dill to marinade. Chill for at least 30 minutes before serving.

Chef Clara's Kitchen Picks

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Frequently Asked Questions

Chill it for at least 30 minutes before serving so the cucumbers and onions absorb the marinade. A few hours is even better.

Yes, the recipe allows either. White vinegar tastes sharper and cleaner; cider vinegar adds a fruitier note.

About 4-5 days. The cucumbers gradually soften, so it is at its crispest in the first day or two.

No, it is a flavor bonus. The cucumbers and onions are great in the sweet-tart marinade on their own.