Seared Tuna Steak Salad Niçoise with Lemon Dijon Mustard Vinaigrette

Seared Tuna Steak Salad Niçoise with Lemon Dijon Mustard Vinaigrette

Preparation Time: 10 minutes
Cook Time: 40 minutes
Serves: 4 people

This colorful salad will take you straight to Nice, France where the Niçoise salad originated. The juicy medium-rare tuna is the highlight, while a mixture of blanched vegetables and raw produce as well as a heart-healthy olive oil-based vinaigrette dressing blend together to create a perfect, Mediterranean diet friendly dish that you are sure to love.


Fingerling potatoes 1 lb. Fingerling potatoes
Green beans, trimmed 1 lb. Green beans, trimmed
Extra virgin olive oil 1/2 cup Extra virgin olive oil
Fresh lemon zest 1 Tbsp. Fresh lemon zest
Garlic powder 1 tsp. Garlic powder
Sushi grade tuna 1 1/2 lb. Sushi grade tuna
Fresh lemon juice 3 Tbsp. Fresh lemon juice
Dijon mustard 2 Tbsp. Dijon mustard
Baby arugula 4 cups Baby arugula
Grape tomatoes 3 cups Grape tomatoes
Seedless cucumbers cut into ½ inch pieces 1 cup Seedless cucumbers cut into ½ inch pieces
Pitted niçoise olives or kalamata olives 1/2 cup Pitted niçoise olives or kalamata olives


Recipe created by Vanessa Seder for Maine Lobster Now for Maine Lobster Now®
Step 1
Cooking potatoes in a pot

1. Have a large bowl of ice water ready. Place the potatoes in a large saucepan and cover with cold water by 2 inches. Add 2 tablespoons sea salt, bring to a boil over high heat and cook until potatoes are fork tender (about 30 minutes total). Use a slotted spoon to transfer the potatoes to the ice bath to cool, then transfer to a cutting board and cut the potatoes in half. Set aside.

Step 2
Green Beans in a pot and bowl

2. Add the green beans to the boiling water and cook just until crisp tender (about 3 to 4 minutes). Transfer to the bowl with ice water, then transfer to a colander to drain. Set aside.

Step 3
Lobster meat being dipped in a white bowl

3.In a large shallow dish whisk together 2 tablespoons olive oil, lemon zest, and garlic powder. Add the tuna and coat all over in the marinade. Set aside.

Step 4
Mixing ingredients in a bowl

4.In a small bowl whisk together the lemon juice and Dijon mustard. Slowly whisk in the remaining 6 tablespoons olive oil. Season to taste with salt and pepper. Set aside.

Step 5
Cooking meat in a pan

5.Heat a large cast iron skillet over medium-high heat. Season the tuna all over with salt and pepper. When pan is very hot, sear the tuna, (1 minute per side for rare, 2 to 3 minutes per side for medium rare, or 4 to 5 minutes per side for medium). Transfer to a cutting board and let rest for 2 - 3 minutes before slicing across the grain.

Step 6
Chopping meat on a cutting board

7. Slice the tuna steaks.

Step 7
Meat on a plate with green beans

8. Divide arugula among 4 bowls or place on a large serving platter. Next, top with potatoes, haricot vert, cucumbers, tomatoes, olives, and sliced tuna.

Step 8
Meat and green beans on a plate

9. Drizzle all over with dressing.

Step 9
Colorful food on a white plate and table

Serve immediately and enjoy!