Tuna Steaks with Mustard Dressing and Mashed Taro

Name: Tuna Steaks with Mustard Dressing and Mashed Taro
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1/4 cup plus 2 tablespoons Dijon mustard; 1/4 cup plus 2 tablespoons extra-virgin olive oil; Kosher salt; Pepper; 1/2 cup finely chopped cilantro, plus more for garnish; 4 6-ounce tuna steaks, about 1 inch thick; 1 1/2 pounds fresh taro, peeled and cut into 1-inch pieces; 1/2 cup heavy cream; 1/4 cup milk; 3 tablespoons unsalted butter

Servings: persons

1
In a baking dish, whisk 1/4 cup of the mustard with 2 tablespoons of the oil and a pinch each of salt and pepper.
2
Stir in 1/4 cup of the cilantro.
3
Add the tuna and turn to coat.
4
Cover and refrigerate for 30 minutes.
5
In a large saucepan, cover the taro with water and bring to a boil.
6
Add a large pinch of salt and simmer over moderate heat until very tender, about 25 minutes.
7
Drain well and return to the saucepan.
8
Add the cream, milk and butter and mash.
9
Season generously with salt and pepper; keep warm.
10
In a small bowl, whisk the remaining 1/4 cup of oil and 2 tablespoons of mustard with 2 tablespoons of water.
11
Stir in the remaining 1/4 cup of cilantro and season the dressing with salt and pepper.
12
Light a grill or preheat a grill pan.
13
Scrape the marinade off the tuna and season the steaks with salt and pepper.
14
Grill over high heat, turning once, until lightly charred outside and rare within, 2 to 3 minutes per side.
15
Transfer the tuna to a platter and garnish with cilantro.
16
Serve the tuna with the mashed taro, passing the mustard dressing at the table.

608

kcal

Calories

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

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.
Coconut cream is a reliable plant-based alternative to dairy cream.

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

My Personal Notes

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How did you like this recipe?

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

You need 10 ingredients. The key ingredients include: 1/4 cup plus 2 tablespoons Dijon mustard, 1/4 cup plus 2 tablespoons extra-virgin olive oil, Kosher salt, Pepper, and more.

Yes, Tuna Steaks with Mustard Dressing and Mashed Taro falls under the Seafood category and is a great choice for this type of meal.

Keep refrigerated in an airtight container and enjoy within 1–2 days for the best freshness. Best served cold — no reheating needed.

That's it — enjoy your meal!