Alabama Shrimp Bake

1 cup butter or margarine, melted 3/4 cup lemon juice 3/4 cup Worcestershire sauce 1 tablespoon salt 1 tablespoon coarsely ground pepper 1 teaspoon dried rosemary 1/8 teaspoon ground red pepper 1 tablespoon hot sauce 3 garlic cloves, minced 2 1/2 pounds unpeeled large or jumbo shrimp 2 lemons, thinly sliced 1 medium onion, thinly sliced Fresh rosemary sprigs
Combine first 9 ingredients in a small bowl; set aside.
Rinse shrimp with cold water; drain well. Layer shrimp, lemon slices, and onion slices in an ungreased 13 x 9 x 2−inch baking dish. Pour butter mixture over shrimp. Bake uncovered, at 400 degrees F for 20 to 25 minutes or until shrimp turn pink, basting occasionally with pan juices. Garnish with fresh rosemary sprigs.
Serves 6.