These Tuna Melt Stuffed Bell Peppers are a satisfying, low-carb twist on the classic tuna melt. Featuring creamy, flavorful tuna salad packed into tender bell pepper halves and topped with melted cheddar cheese, this dish makes an easy, high-protein lunch or light dinner that delivers all the comfort of a sandwich without the bread.
Why You’ll Love This Recipe
Tuna Melt Stuffed Bell Peppers offer the nostalgic flavor of a classic diner-style tuna melt, revamped for a lighter, gluten-free approach. They’re quick to prepare, customizable to your taste, and ideal for meal prep or weeknight meals. Each pepper is hearty, protein-rich, and packed with flavor, making it a balanced and nutritious choice for any time of day.
Ingredients
(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)
- red bell peppers, halved and seeds removed
- canned tuna, drained
- mayonnaise
- Dijon mustard
- celery, finely chopped
- red onion, finely diced
- pickle relish (optional)
- salt and black pepper to taste
- shredded cheddar cheese
- green onion, sliced for garnish
Directions
- Preheat oven to 375°F (190°C).
- In a medium mixing bowl, combine the drained tuna, mayonnaise, Dijon mustard, celery, red onion, relish (if using), salt, and black pepper. Stir until well mixed.
- Arrange the bell pepper halves cut side up in a baking dish.
- Spoon the tuna mixture evenly into each pepper half, filling them generously.
- Top each filled pepper with shredded cheddar cheese.
- Bake for 15–20 minutes, until the cheese is fully melted and bubbly.
- Remove from oven, garnish with sliced green onion, and serve warm.
Servings and timing
Servings: 4 servings
Prep Time: 10 minutes
Cooking Time: 20 minutes
Total Time: 30 minutes
Calories: Approximately 290 kcal per serving
Variations
- Different cheese: Swap cheddar with mozzarella, provolone, or Swiss for a different flavor profile.
- Add crunch: Top with crushed pork rinds or low-carb breadcrumbs before baking for added texture.
- Spicy version: Mix in diced jalapeños or a dash of hot sauce to the tuna filling.
- No mayo: Substitute Greek yogurt or mashed avocado for a different base.
- Tuna alternatives: Try canned salmon or shredded chicken for a variation on the filling.
Storage/Reheating
Store leftover Tuna Melt Stuffed Bell Peppers in an airtight container in the refrigerator for up to 3 days. To reheat, place in a 350°F (175°C) oven for 10–12 minutes or microwave on medium power for 1–2 minutes until heated through. These peppers do not freeze well due to the mayo-based filling and fresh vegetables.
FAQs
Can I use any color of bell pepper?
Yes, red, yellow, orange, or green bell peppers all work, though red and yellow are sweeter.
Is this recipe keto-friendly?
Yes, it is low in carbohydrates and suitable for ketogenic diets.
Can I make these in advance?
You can prepare the tuna filling ahead of time and store it separately. Assemble and bake just before serving.
What type of tuna is best?
Solid white albacore or chunk light tuna both work well. Use your preferred variety.
Can I use fresh tuna instead of canned?
Yes, cooked and flaked fresh tuna can be used, though canned is more convenient for this dish.
What can I serve with these peppers?
A side salad, roasted vegetables, or a bowl of soup pairs well with these stuffed peppers.
How do I keep the peppers from getting too soft?
Avoid overbaking and choose firm, fresh bell peppers for better structure.
Can I use another type of cheese?
Yes, provolone, Swiss, Monterey Jack, or a cheese blend are all good choices.
Is there a dairy-free version?
Yes, use a dairy-free mayo and cheese substitute to make the recipe dairy-free.
How do I make this recipe more filling?
Add chopped hard-boiled eggs, olives, or avocado to the tuna mixture for extra protein and richness.
Conclusion
Tuna Melt Stuffed Bell Peppers are a creative, low-carb spin on a classic sandwich favorite. With their creamy, cheesy filling and vibrant pepper base, they offer a nutritious and satisfying meal that’s both easy to make and packed with flavor. Whether you’re meal prepping or serving a quick weeknight dinner, this dish delivers comfort and convenience in every bite.
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