At Canyon Ranch, the ahi is sometimes seared on the grill. We've opted for pan-searing, given the winter weather.
Recipe information
Yield
Makes 4 servings
Ingredients
Preparation
Step 1
Soak kombu in 1 cup water at least 2 hours or overnight. Drain. Bring kombu and 6 cups water to boil in large saucepan. Remove kombu; discard. Add bonito; boil 2 minutes. Remove from heat; let sit 5 minutes. Mix in mirin, 1 1/2 teaspoons tamari, vinegar, sugar, and salt. Strain into medium saucepan. Add juice concentrate, ginger, and 3 teaspoons tamari; bring to simmer. Set broth aside.
Step 2
Heat 4 teaspoons oil in large nonstick skillet over medium-high heat. Add onions; sauté 2 minutes. Transfer to bowl. Heat 2 teaspoons oil in same skillet over high heat. Add tuna; sear 2 minutes per side.
Step 3
Meanwhile, bring broth to simmer. Mound 1/2 cup rice in each of 4 shallow soup bowls. Ladle 3/4 cup broth around rice in each bowl. Top rice with ahi and onions.
Step 4
*Available at Japanese markets and specialty foods stores, and in the Asian foods section of some supermarkets.
