Tuna, tomato and onion sandwich

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Aria Cooper

Ingredients (for 2 persons):

  • 2 breads with seeds for sandwiches
  • 2 small cans of canned tuna, uncooked
  • 1/2 red onion
  • 1/2 tomato
  • arugula

Tuna, tomato and onion sandwich recipe:

Cut the red onion into strips. Wash and slice the tomato.

To assemble the sandwich, open the breads and place the arugula first.

Then add the tuna covering the entire base, top with the onion and finally the tomato.


If you wish to add a sauce, we recommend trying mustard or yogurt sauce.


This sandwich is healthy and easy to prepare in 5 minutes. It is perfect when we need to prepare something quick to eat away from home. In this case, you can complete the menu with a piece of fruit, a juice and a yogurt.

More sandwich recipes

Snack recipes ideal for both lunch and afternoon snacks.

Aria Cooper is a passionate food enthusiast and an accomplished writer who has been sharing her love for all things culinary through her blog, Blog about Food. With a background in nutrition and a natural flair for storytelling, Aria combines her knowledge and creativity to provide readers with engaging, informative, and mouthwatering content. Her unique perspective on food, combined with a genuine appreciation for diverse cuisines and flavors, ensures that her blog is a treasure trove of delectable recipes, insightful articles, and entertaining food anecdotes. Whether she's experimenting with new ingredients, exploring local food scenes, or delving into food history, Aria's authentic voice and dedication to her craft make her blog a must-read for food lovers from all walks of life.