Wasabi Grilled Tuna

Ingredients:

Wasabi Sauce:

1 1/2 teaspoons wasabi powder
1 1/2 teaspoons water
1 1/2 tablespoons rice vinegar
1 tablespoons mayonnaise
2 cloves garlic, crushed

Tuna:

2 tablespoons soy sauce
2 tablespoon vegetable oil
1 teaspoon wasabi powder
4 fresh tuna steaks, 1 1/2-inch thick, about 2 pounds total

Method of Preparation:

For Sauce:

1. In a bowl mix wasabi and water to make a paste.  Let stand 10 minutes. 
2. Stir in vinegar, mayonnaise and garlic.  Set aside.

For Tuna: 

1. Prepare grill with medium-hot coals. 
2. In a small bowl, mix the soy sauce, oil, and wasabi powder; brush on tuna.
3. Grill for 3-4 minutes on each side for rare tuna.
4. Thinly slice the tuna and serve with the wasabi sauce.