High-Protein Tuna Sandwich Recipe

We are here with a brand new and delicious recipe. Today’s meal is a tuna sandwich. With its high protein content, it is a fantastic meal for both those on a diet and athletes. It also contains a lot of vitamins, omega-3, and healthy fats. You can enjoy it as a late-night snack, breakfast, or a quick lunch at work. It’s entirely up to you!

Nutritional Values (Approximate):

  • Calories: 550 kcal
  • Protein: 35 g
  • Fat: 22 g
  • Carbohydrates: 45 g


  • 2 slices of whole grain sandwich bread
  • 1 can (150 grams) of drained tuna
  • 2 tablespoons of yogurt or low-fat mayonnaise
  • 1 teaspoon of Dijon mustard
  • 1 teaspoon of lemon juice
  • 1/4 cup of chopped celery
  • 1/4 cup of chopped red onion
  • 1 large lettuce leaf
  • 2 slices of tomato
  • 1/4 avocado, sliced
  • Salt and pepper (optional)


  1. Place the tuna in a bowl and mix it with yogurt or mayonnaise, Dijon mustard, and lemon juice.
  2. Add the chopped celery and red onion, and mix well.
  3. Spread the mixture on both halves of the sandwich bread.
  4. Place the lettuce leaf, tomato slices, and avocado slices on one half of the bread.
  5. Close the sandwich with the other half of the bread and gently press it together.
  6. Cut the sandwich in half before serving.

Here is the recipe for our delicious meal. It is filling and nutritious, low in calories, diet-friendly, and with its high protein content, it will meet a large part of your daily protein needs. The low and healthy fats will also contribute to a well-functioning metabolism. Be careful, you might find it so tasty that you’ll want to eat your fingers too! Enjoy your meal!

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