Place the shrimp in a serving bowl on a bed of ice to keep it cold. Serve with one or all of the 3 sauces below. Combine all of the cocktail sauce ingredients in a small bowl and stir well. Store any leftovers in the refrigerator for up to 10 days. Combine the mayonnaise and pesto in a small bowl and stir well. Store any leftovers in the refrigerator for up to 10 days. Combine all of the spicy Sriracha dipping sauce ingredients in a small bowl and stir well. Store any leftovers in the refrigerator for up to 10 days.