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 Tuna Steaks With Lemon And Tarragon Sauce?

You need 11 ingredients. The key ingredients include: 4 None fresh tuna steaks (each about 1/2 lb each), 2 None lemons, juice only, 3 tbsp olive oil, 1 None onion, peeled and finely chopped, and more.

Is Tuna Steaks With Lemon And Tarragon Sauce suitable as seafood?

Yes, Tuna Steaks With Lemon And Tarragon Sauce falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Tuna Steaks With Lemon And Tarragon Sauce?

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

Tuna Steaks With Lemon And Tarragon Sauce Recipe

Name: Tuna Steaks With Lemon And Tarragon Sauce
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 None fresh tuna steaks (each about 1/2 lb each); 2 None lemons, juice only; 3 tbsp olive oil; 1 None onion, peeled and finely chopped; 2 cloves garlic, peeled and chopped; 3 tbsp fresh chopped tarragon, plus extra sprigs to garnish; 3/4 cup vegetable stock; 1 1/4 tbsp cornstarch, blended to a paste with 2-3 tbsp water; 2 None tomatoes, deseeded and chopped; None None boiled long-grain rice, to serve; None None lettuce leaves and lemon slices, to garnish

Try this homemade Tuna Steaks With Lemon And Tarragon Sauce recipe the whole family will love. Made with tuna, lemons, olive oil and onion. Easy step-by…

This Tuna Steaks With Lemon And Tarragon Sauce relies on simple, everyday ingredients such as none lemons, juice only, olive oil, garlic, peeled and chopped and vegetable stock. It comes together quickly and makes 4 servings, at about 427 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

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

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

My Personal Notes

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Tuna Steaks With Lemon And Tarragon Sauce

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions