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Sheet Pan Tuna Melts

Easy oven-baked tuna melts made on one sheet pan with creamy tuna salad and melted cheese.
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Prep Time 10 minutes
Cook Time 15 minutes
Total Time 25 minutes
Servings: 4 servings
Course: Dinner, Lunch, Main Course
Cuisine: American
Calories: 420
Ingredients Equipment Method Notes

Ingredients
  

  • 3 cans tuna drained
  • 0.5 cup mayonnaise
  • 1 tbsp Dijon mustard
  • 1 celery stalk finely diced
  • 0.25 cup red onion finely diced
  • 1 tbsp lemon juice
  • 8 slices bread
  • 1.5 cups shredded cheese

Equipment

  • Mixing bowl
  • Baking sheet
  • Oven

Method
 

  1. Preheat oven to 400°F (205°C) and line a baking sheet.
  2. Mix tuna, mayonnaise, mustard, celery, onion, lemon juice, salt, and pepper.
  3. Toast bread lightly in the oven.
  4. Top bread with tuna mixture and cheese.
  5. Bake until cheese is melted and bubbly.

Notes

Toast bread first to keep it crisp under the tuna.