6 (4-ounce) tuna steaks (3/4 inch thick) |
1/2 cup low-sodium soy sauce |
1/2 cup water |
1/4 cup firmly packed brown sugar |
2 tablespoons lemon juice |
2 tablespoons peeled, minced gingerroot |
2 tablespoons minced green onions |
1 tablespoon grated lemon rind |
2 teaspoons minced garlic |
1/4 teaspoon crushed red pepper |
vegetable cooking spray |
green onion curls (optional) |