2 teaspoons sesame seeds, toasted |
2 teaspoons wasabi powder (dried japanese horseradish) |
2 teaspoons cracked black pepper |
1 teaspoon garlic powder |
1/4 teaspoon salt |
4 (6-ounce) tuna steaks (about 3/4 inch thick) |
1 tablespoon wasabi powder |
1 tablespoon water |
1/4 cup low-fat mayonnaise |
1/4 cup fat-free sour cream |
1 tablespoon fresh lemon juice |
1 tablespoon low-sodium soy sauce |
cooking spray |
2 tablespoons sliced green onions |