Tuna Steak au Poivre Recipe | Epicurious

Ingredients

• 3 tablespoons soy sauce
• 2 tablespoons water
• 1 tablespoon fresh lime juice
• 1/2 teaspoon grated peeled ginger
• 1/2 teaspoon sugar
• 1 scallion green, thinly sliced
• 2 1/2 teaspoons black peppercorns
• 1/2 teaspoon white peppercorns
• 1 teaspoon coriander seeds
• 2 pounds tuna steaks (1 inch thick)
• 2 tablespoons vegetable oil