High-Protein Tuna Salad Cups

Featured in: Quick Suppers

This dish combines canned tuna with Greek yogurt, light mayonnaise, and fresh herbs for a creamy, flavorful filling. Finely diced celery, red onion, and parsley add crunch and brightness, while lemon juice enhances freshness. The mixture is spooned into crisp butter lettuce leaves, creating convenient cups that can be topped with avocado, cherry tomatoes, and shredded carrots. Ready in 15 minutes, it’s a low-carb, gluten-free meal packed with protein and nutrients, perfect for a light and satisfying option.

Updated on Fri, 13 Feb 2026 02:06:24 GMT
Fresh tuna salad lettuce cups packed with protein and topped with avocado slices for a healthy lunch. Save to Pinterest
Fresh tuna salad lettuce cups packed with protein and topped with avocado slices for a healthy lunch. | metrochop.com

There's something refreshingly simple about tuna salad lettuce cups that makes them a perfect go-to meal. This high-protein version elevates the classic tuna salad with Greek yogurt for extra protein and creaminess, while crisp lettuce leaves replace bread for a lighter, carb-conscious option. The combination creates a satisfying lunch that's as nutritious as it is delicious.

Fresh tuna salad lettuce cups packed with protein and topped with avocado slices for a healthy lunch. Save to Pinterest
Fresh tuna salad lettuce cups packed with protein and topped with avocado slices for a healthy lunch. | metrochop.com

These tuna salad lettuce cups represent the perfect balance of convenience and nutrition. The Greek yogurt adds tangy creaminess while boosting protein content, and the fresh vegetables provide texture, color, and essential nutrients. It's an ideal meal prep option that stays fresh and delicious without reheating.

Ingredients

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  • 1 (5 oz / 140 g) can tuna in water, drained
  • 2 tbsp Greek yogurt (nonfat or low-fat)
  • 1 tbsp light mayonnaise
  • 1 tsp Dijon mustard
  • 1 celery stalk, finely diced
  • ¼ small red onion, finely diced
  • 1 tbsp fresh parsley, chopped
  • Juice of ½ lemon
  • Salt and pepper, to taste
  • 1 small head butter lettuce or romaine, leaves separated, washed and dried
  • ½ avocado, sliced (optional)
  • 8 cherry tomatoes, halved
  • 2 tbsp shredded carrots (optional)

Instructions

Prepare the tuna mixture
In a medium bowl, combine the drained tuna, Greek yogurt, mayonnaise, Dijon mustard, celery, red onion, parsley, and lemon juice. Mix well.
Season to taste
Season the tuna salad with salt and pepper to taste.
Prepare the lettuce cups
Arrange the lettuce leaves on a serving plate to form cups.
Fill the lettuce cups
Spoon the tuna salad evenly into the lettuce cups.
Add toppings
Top each cup with avocado slices, cherry tomatoes, and shredded carrots if using.
Serve
Serve immediately.

Zusatztipps für die Zubereitung

For the best texture, make sure to drain the tuna thoroughly by pressing it in a fine mesh strainer. This prevents the salad from becoming watery. Finely dice the celery and red onion so they incorporate evenly throughout the mixture without overwhelming any single bite. If preparing in advance, store the tuna mixture separately from the lettuce cups and assemble just before serving to maintain freshness.

Varianten und Anpassungen

For a Mediterranean twist, add chopped olives, capers, and diced cucumber to the tuna mixture. If you prefer a spicier version, incorporate a dash of hot sauce or sriracha into the dressing. To make it dairy-free, simply omit the Greek yogurt and use additional light mayonnaise or a plant-based alternative. For extra crunch and nutritional boost, sprinkle with sunflower seeds or chopped walnuts just before serving.

Serviervorschläge

These high-protein tuna salad lettuce cups work beautifully as a light lunch on their own or paired with a small cup of vegetable soup for a more substantial meal. For entertaining, arrange the lettuce cups on a large platter with extra lemon wedges on the side, allowing guests to squeeze fresh juice over their portions. A side of cucumber slices or bell pepper strips makes a refreshing accompaniment that adds extra nutrients without significant calories.

Crisp lettuce cups filled with creamy tuna salad and colorful cherry tomatoes for a light meal. Save to Pinterest
Crisp lettuce cups filled with creamy tuna salad and colorful cherry tomatoes for a light meal. | metrochop.com

This high-protein tuna salad lettuce cup recipe transforms a simple lunch into something special without complicated techniques or hard-to-find ingredients. It's the perfect balance of protein, vegetables, and healthy fats that will keep you energized throughout the day. Whether you're focused on weight management, seeking quick healthy meals, or simply want to enjoy a fresh, flavorful lunch, these tuna lettuce cups deliver satisfaction in every bite.

Recipe FAQ

What type of tuna is best for this dish?

Canned tuna in water works best to keep the flavor light and lean while maintaining a tender texture.

Can I substitute Greek yogurt with something else?

Yes, a dairy-free yogurt or only light mayonnaise can be used for a dairy-free variation.

How can I add more flavor to the tuna mixture?

Try adding smoked paprika, chili flakes, or extra lemon juice for a zesty kick.

What lettuce varieties work well as cups?

Butter lettuce or romaine leaves are ideal because they are sturdy yet tender enough to wrap and hold the filling.

Is this dish suitable for low-carb diets?

Yes, the combination of fresh ingredients and lean protein keeps it low in carbohydrates and suitable for weight-conscious eating.

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High-Protein Tuna Salad Cups

Protein-rich tuna blend with fresh veggies served in crisp lettuce cups for a light and nutritious lunch.

Prep Time
15 minutes
0
Time Needed
15 minutes
Recipe By Elizabeth Perry


Skill Level Easy

Cuisine American

Makes 2 Portions

Dietary Needs No Gluten, Reduced-Carb

What You'll Need

Tuna Salad

01 1 can (5 oz) tuna in water, drained
02 2 tablespoons Greek yogurt, nonfat or low-fat
03 1 tablespoon light mayonnaise
04 1 teaspoon Dijon mustard
05 1 celery stalk, finely diced
06 ¼ small red onion, finely diced
07 1 tablespoon fresh parsley, chopped
08 Juice of ½ lemon
09 Salt and pepper to taste

Lettuce Cups & Toppings

01 1 small head butter lettuce or romaine, leaves separated, washed and dried
02 ½ avocado, sliced (optional)
03 8 cherry tomatoes, halved
04 2 tablespoons shredded carrots (optional)

How-To Steps

Step 01

Prepare Tuna Salad Base: In a medium bowl, combine drained tuna, Greek yogurt, light mayonnaise, Dijon mustard, diced celery, red onion, fresh parsley, and lemon juice. Mix thoroughly until well combined.

Step 02

Season to Taste: Season the tuna salad mixture with salt and pepper according to your preference.

Step 03

Arrange Lettuce Cups: Arrange separated lettuce leaves on a serving plate, positioning them to form cup shapes.

Step 04

Fill Lettuce Cups: Spoon the tuna salad evenly into each lettuce cup.

Step 05

Add Toppings: Top each cup with avocado slices, halved cherry tomatoes, and shredded carrots if desired.

Step 06

Serve: Serve immediately for optimal freshness and crispness.

Tools You'll Need

  • Mixing bowl
  • Spoon or fork
  • Knife
  • Cutting board

Allergy Notes

Always check each ingredient for allergens and reach out to a healthcare provider if you're uncertain.
  • Contains fish (tuna)
  • Contains egg (mayonnaise)
  • Contains dairy (Greek yogurt)

Nutrition Details (per portion)

These details are for informational purposes and aren't a substitute for professional medical guidance.
  • Energy: 185
  • Fats: 7 g
  • Carbohydrates: 7 g
  • Proteins: 24 g

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