1Coat large nonstick skillet with no-stick cooking spray. Heat on medium until hot. Add shrimp. Cook 5 to 6 minutes or until shrimp turn pink. Remove shrimp. Place on sheet of foil in single layer for 10 minutes to cool quickly.
In a large bowl mix celery sour cream lemon juice OLD BAY and tarragon. Add in shrimp. Toss to coat then cover. Refrigerate 30 minutes. Looks delicious already doesn’t it?
Add mayo right before serving stirring to distribute evenly.