How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Tarragon Tuna Melts?

You need 13 ingredients. The key ingredients include: 1/3 cup mayonnaise, 3 tablespoons fresh Italian parsley, chopped, 2 tablespoons scallions, sliced thin, 1 -2 tablespoon fresh tarragon (or 2 tsp. dried tarragon), and more.

Is Tarragon Tuna Melts suitable as seafood?

Yes, Tarragon Tuna Melts falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Tarragon Tuna Melts?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Tarragon Tuna Melts Recipe

Name: Tarragon Tuna Melts
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1/3 cup mayonnaise; 3 tablespoons fresh Italian parsley, chopped; 2 tablespoons scallions, sliced thin; 1 -2 tablespoon fresh tarragon (or 2 tsp. dried tarragon); 1 teaspoon lemon peel, finely shredded; 2 teaspoons lemon juice; 1 teaspoon Dijon mustard; 1/8 teaspoon black pepper; 2 (6 ounce) cans solid white tuna, drained, flaked (in water); 8 slices sourdough bread (1/2 inch thick); 8 -12 tomatoes, slices cut thin (optional); 1 cup sharp cheddar cheese, shredded; 2 tablespoons butter, softened

Try this homemade Tarragon Tuna Melts recipe the whole family will love. Made with mayonnaise, fresh Italian parsley, scallions and fresh tarragon. Easy…

This Tarragon Tuna Melts relies on simple, everyday ingredients such as mayonnaise, scallions, sliced thin, lemon peel, finely shredded and lemon juice. It comes together quickly and makes 4 servings, at about 400 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Seafood

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Tarragon Tuna Melts

Tips for the best results

Variations & substitutions

My Personal Notes

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