Blackened Ahi Tuna with Soy-Mustard Sauce Recipe - (4.2/5)

Ingredients

• Soy-Mustard Sauce:
• 1/4 cup Colman's mustard powder
• 2 tablespoons hot water
• 2 tablespoons unseasoned rice vinegar
• 1/4 cup soy sauce
• Blackening Spice: (may substitute 1/4 cup any Cajun spice blend)
• 1 1/2 tablespoons paprika
• 1/2 tablespoon cayenne powder
• 1/2 tablespoon pure red chile powder
• 1/4 teaspoon freshly ground white pepper
• 1/2 tablespoon ground sandalwood (optional)
• 1 ahi tuna fillet, about 2 inches thick by 5 inches long (8 ounces)