For each serving, to order: Cut 4 ounces sea scallops in half horizontally; arrange in one layer on plate. Sprinkle with 1/2 teaspoon ginger; drizzle with 2 teaspoons tamari and 1/4 teaspoon sesame oil. Scatter 1 tablespoon green onions on top. Place plate on steamer over boiling water. Cover and steam 5 minutes or until scallops are opaque. Remove plate from steamer; sprinkle with 1/2 teaspoon sesame seed and garnish with 3 cilantro sprigs.