adapted from Cooks Illustrated
- 1 pound tuna
- 1 tablespoon tamari
- ½ tablespoon toasted sesame oil
- ½ tablespoon rice vinegar
- 1 teaspoon minced garlic
- 1 teaspoon minced fresh ginger
- 1 tablespoon scallion, thinly sliced
Combine everything but the tuna in a non-reactive container. Add tuna and marinate for ½ hour. Heat grill to medium hot. Brush grill grates well with oil. Sprinkle tuna with salt and pepper. Grill for approximately 2 to 3 minutes per side for rare. If cooking indoors, heat grill pan or cast-iron skillet to medium high. Cook for approximately 3 minutes per side.