Recipe: Pickled Red Onion Tuna Salad

Recipe: Pickled Red Onion Tuna Salad

We’ve elevated the classic tuna salad recipe with the mouth-watering joy of homemade pickled red onions. 

Packed with vitamin b12, omega 3 fatty acids, and lean protein, tuna fish is an excellent staple to always keep on hand in your pantry. Not only is it nutritious, it’s also the perfect quick and easy lunch that the whole family can savor. It’s even better paired with your favorite Flackers crackers instead of bread, because you’ll add great fiber and protein to your meal in addition to all the benefits tuna fish has to offer.

Believe us when we say the best thing you could do for yourself is make a jar of pickled red onions to keep in your fridge. It’s a serious game changer, no matter what you’re cooking. They have the wonderful power to transform practically any dish you top them with—tacos, breakfast eggs, avocado toast, rice and beans, fresh salads, roasted veggies, you name it. 

Try this pickled red onions recipe at home—they only take about 10 minutes to make and you likely already have the ingredients (red onion, white vinegar, water, sea salt, and sugar).

This tuna salad recipe is a perfectly quick, healthy, and low-carb lunch that tastes like your favorite upscale deli made it just for you.


1 can of tuna fish in water

1 tablespoon of organic or olive oil mayonnaise (or vegenaise) 

1 teaspoon of sweet pickle relish

About 1 tablespoon of pickled red onions, coarsely chopped

2 small fresh basil leaves chopped, or a pinch of dried basil

Pinch of paprika

Black pepper to taste

Savory, Sea Salt, or your favorite Flackers crackers


  1. Combine the tuna, olive oil mayonnaise, sweet pickle relish, pickled red onions, basil, and paprika in a bowl. 
  2. Stir and taste.
  3. Season with black pepper as needed. Since tuna is already naturally salty, extra salt is optional but not necessary.
  4. Spread on top of Savory Flackers or your favorite Flackers cracker.
  5. Enjoy!