Ingredients:

-12 cups water
-2 pounds unpeeled medium shrimp
-2 teaspoons Old Bay seasoning
-1 cup chopped onion
-1 cup chopped green bell pepper
-2/3 cup cup cider vinegar
-1 1/2 tablespoons olive oil
-1 teaspoon salt
-1/4 teaspoon black pepper

1. Bring water to a boil in a large saucepan
2. Add shrimp and seasoning; cook 3 minutes or until done
3. Drain and cool completely
4. Place shrimp in a large zip-top plastic bag
5. Add onion and remaining ingredients to bag
6. Seal and marinate in refrigerator 30 minutes, turning bag occasionally
7. Remove shrimp from bag, reserving marinade
8. Peel shrimp and place in a large bowl
9. Add reserved marinade and toss gently to coat