This cucumber and onion relish is a refreshing and tangy addition to any meal. Perfect for summer barbecues or as a topping for sandwiches, this simple yet flavorful relish brings a delightful crunch and zest to your dishes. With just a few basic ingredients, you can whip up this relish in no time and impress your guests with its vibrant taste.
The ingredients for this cucumber and onion relish are quite common and can be easily found in most supermarkets. However, if you don't usually stock white vinegar or sugar in your pantry, you might need to pick these up. White vinegar provides the necessary acidity to balance the sweetness of the sugar, creating the perfect harmony of flavors in this relish.

Ingredients for Cucumber and Onion Relish
Cucumbers: Finely chopped to provide a refreshing crunch and mild flavor.
Onion: Finely chopped to add a sharp, tangy taste that complements the cucumbers.
White vinegar: Adds acidity and tanginess to balance the sweetness of the sugar.
Sugar: Provides sweetness to counteract the acidity of the vinegar and enhance the overall flavor.
Salt: Enhances the flavors of the other ingredients and helps to preserve the relish.
Technique Tip for Making This Relish
To achieve a perfectly balanced relish, ensure that the cucumbers and onions are finely chopped to a uniform size. This not only enhances the texture but also allows the vinegar, sugar, and salt to evenly coat each piece, resulting in a harmonious blend of flavors. Additionally, letting the mixture sit for at least 30 minutes is crucial as it allows the ingredients to marinate and meld together, intensifying the overall taste.
Suggested Side Dishes
Alternative Ingredients
cucumbers - Substitute with zucchini: Zucchini has a similar texture and mild flavor, making it a good alternative in relishes.
onion - Substitute with shallots: Shallots offer a milder and slightly sweeter taste compared to onions, which can enhance the relish's flavor profile.
white vinegar - Substitute with apple cider vinegar: Apple cider vinegar provides a similar acidity with a slightly fruity undertone, which can add a unique twist to the relish.
sugar - Substitute with honey: Honey can be used as a natural sweetener, offering a different depth of sweetness and a hint of floral flavor.
salt - Substitute with sea salt: Sea salt can be used as a direct substitute, providing a similar level of saltiness with a slightly different mineral content.
Alternative Recipes Similar to This Relish
How to Store or Freeze This Relish
- To store your cucumber and onion relish, transfer it to an airtight container. This will help maintain its freshness and prevent any unwanted flavors from seeping in.
- Place the container in the refrigerator. The relish will stay fresh for up to one week, making it a perfect make-ahead condiment for your barbecues and picnics.
- If you want to extend the shelf life, consider freezing the relish. Portion it into smaller, freezer-safe containers or zip-top bags. This way, you can thaw only what you need.
- When freezing, leave some space at the top of the container to allow for expansion. This prevents the container from cracking or the bag from bursting.
- Label each container with the date of preparation. This helps you keep track of how long the relish has been stored.
- To thaw, transfer the desired amount of relish from the freezer to the refrigerator. Allow it to thaw slowly overnight for the best texture and flavor.
- Once thawed, give the relish a good stir to redistribute any liquid that may have separated. This will bring back its vibrant, fresh taste.
- Avoid refreezing the relish after it has been thawed. This can compromise the texture and flavor, making it less enjoyable.
- For an extra burst of flavor, consider adding fresh herbs like dill or parsley after thawing. This will revive the relish and make it taste as if it was just made.
How to Reheat Leftovers
Microwave Method:
- Place the cucumber and onion relish in a microwave-safe bowl.
- Cover the bowl with a microwave-safe lid or plastic wrap, leaving a small vent for steam to escape.
- Heat on medium power for about 30 seconds to 1 minute, checking halfway through to ensure it doesn't overheat.
- Stir gently and let it sit for a minute before serving.
Stovetop Method:
- Transfer the relish to a small saucepan.
- Heat over low to medium heat, stirring occasionally to ensure even warming.
- Once it reaches your desired temperature, remove from heat and serve immediately.
Room Temperature Method:
- Remove the cucumber and onion relish from the refrigerator.
- Let it sit at room temperature for about 15-20 minutes.
- Stir gently before serving to ensure the flavors are well-mixed.
Warm Water Bath Method:
- Place the container of relish in a larger bowl filled with warm water.
- Let it sit for about 10-15 minutes, stirring occasionally to help distribute the heat.
- Once it reaches the desired temperature, serve immediately.
Best Tools for Making This Relish
Mixing bowl: A large bowl used to combine the cucumbers and onions with the vinegar, sugar, and salt.
Knife: Essential for finely chopping the cucumbers and onions.
Cutting board: Provides a safe and stable surface for chopping the vegetables.
Measuring cups: Used to accurately measure the cucumbers, onions, vinegar, and sugar.
Measuring spoons: Used to measure the salt precisely.
Mixing spoon: Used to mix the ingredients together thoroughly.
Timer: Helps to keep track of the 30-minute resting period for the relish.
How to Save Time on Making This Relish
Pre-chop ingredients: Finely chop the cucumbers and onions in advance and store them in the fridge.
Use a food processor: Speed up the chopping process by using a food processor for uniform pieces.
Mix in a large bowl: Use a large mixing bowl to combine all ingredients quickly and efficiently.
Measure ingredients beforehand: Measure out the vinegar, sugar, and salt before starting to save time.
Chill while you wait: Let the mixture sit in the fridge for 30 minutes to enhance flavors and save time on other tasks.

Cucumber and Onion Relish Recipe
Ingredients
Main Ingredients
- 2 cups cucumbers, finely chopped
- 1 cup onion, finely chopped
- ½ cup white vinegar
- ¼ cup sugar
- 1 teaspoon salt
Instructions
- 1. In a mixing bowl, combine cucumbers and onions.
- 2. Add vinegar, sugar, and salt. Mix well.
- 3. Let the mixture sit for at least 30 minutes before serving.
Nutritional Value
Keywords
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