Marinated shrimp is one of those timeless entertaining dishes that has quietly been passed down through generations. It first became popular in the 1950s and 60s, when make ahead party foods were a staple of church cookbooks, Junior League collections, and Southern holiday gatherings. Hosts loved it because it was simple, elegant, and could be prepared well in advance. Variations of this recipe appeared throughout the South, the Gulf Coast, and the Midwest, often labeled as “pickled shrimp” or “party shrimp,” and each family had its own version.

The classic recipe always included cooked shrimp, thinly sliced onions, oil, vinegar, Worcestershire, hot sauce, and a generous amount of sugar to balance the acidity. Everything was mixed together and left to marinate for a day or two, allowing the flavors to deepen and the onions to soften into a sweet, tangy pickle.

My version stays true to that nostalgic flavor profile but adds one small update that makes a big difference: red onions. Traditional recipes call for white onions, but using red onions brings a brighter, more modern look and a slightly more complex flavor. They turn a beautiful pink in the marinade, adding color and freshness without changing the spirit of the original dish. It’s still the same retro crowd pleaser, just a little more vibrant and elevated for today’s table.

Ingredients

• 2.5 pounds cooked and peeled medium shrimp. I like the 2.5 frozen shrimp cocktail ring thaw the shrimp and use those
• 5 medium red onions, thinly sliced (or white onions if preferred)
• 1 cup vegetable oil
• 3/4 cup cider vinegar
• 1 jar (3.55 oz) capers with all the juice, use the entire jar
• 1/2 teaspoon salt
• 1 teaspoon hot pepper sauce like Tabasco
• 2 tablespoons Worcestershire sauce
• 2 cups sugar

Instructions

1. In a large bowl, combine the vegetable oil, cider vinegar, salt, hot pepper sauce, Worcestershire sauce, and sugar. Stir well until the sugar begins to dissolve. Add onion, shrimp and capers with their juice.
2. Stir gently to coat evenly.
3. Cover and refrigerate 1 to 2 days, stirring occasionally.
4. Before serving, drain the shrimp.
5. Serve chilled with toothpicks.

Serving Suggestions

Marinated shrimp is best served cold, and once it’s drained, it becomes one of the easiest appetizers to place on a table. For a classic presentation, arrange the shrimp in a shallow bowl or on a chilled platter and scatter a few of the marinated onions over the top. Toothpicks make it easy for guests to help themselves, and a few sprigs of fresh parsley or dill add a simple finishing touch.

One of the most popular ways to enjoy this dish is with crackers. The crisp, salty bite of a good cracker pairs naturally with the sweet, tangy marinade and creates a perfect contrast to the tender shrimp. Butter crackers, water crackers, or any simple, lightly salted cracker work especially well. You can set the crackers alongside the shrimp or create a small station where guests can top their own.

This recipe also fits beautifully into a larger spread place it beside a cheese board, vegetable tray, or charcuterie plate for a mix of flavors and textures. For a lighter option, spoon the shrimp over mixed greens for an easy starter salad. No matter how you serve it, marinated shrimp is a refreshing make-ahead dish that requires no last-minute prep and always disappears quickly.