Bring 2 1/4 cups water to a boil; add shrimp, and cook 3 to 5 minutes or just until shrimp turn pink. Drain and rinse with cold water. Peel shrimp; devein, if desired, and chop.
Stir together 1/4 cup Parmesan, cream cheese, and next 3 ingredients; stir in shrimp.
Cut off tops of Cream Puffs; remove any soft dough inside. Spoon shrimp mixture into puffs; replace tops, and place on baking sheets. Sprinkle with remaining Parmesan.
Bake at 325° for 10 to 15 minutes or until thoroughly heated.
NOTE: To serve Shrimp Puffs chilled, omit baking. Cover and chill at least 1 hour. Sprinkle with Parmesan cheese before serving.