Cook orzo according to package directions; drain.
Meanwhile, heat 1 tablespoon of the oil in a 12-inch skillet over medium-high heat. Add shrimp, scallops, and garlic and cook 5 minutes or until seafood is tender, stirring occasionally.
In a large bowl, combine seafood mixture, orzo, green onions, dill, lemon juice, salt, TABASCO® Sauce, and remaining 1 tablespoon oil and toss until well mixed. Serve immediately or refrigerate and serve cold.
Makes 4 servings.