My aunt refuses to share her secret but I finally figured out how she makes it. I was shocked it only needs 4 ingredients.

This southern 4-ingredient sweet pea salad is the kind of dish that shows up at every Midwestern potluck and church basement supper, usually in a well-loved white bowl and always scraped clean by the end. My aunt made a version of this for years and treated it like a state secret; when I finally reverse-engineered it, I was stunned that it relied on just four basic ingredients. Sweet peas stay crisp-tender, sharp cheddar adds richness, bacon brings smoky crunch, and a simple mayonnaise dressing ties everything together. It’s comforting, nostalgic, and wonderfully practical—exactly the kind of recipe you can throw together from the pantry and fridge on a busy weeknight or an hour before guests arrive.

Serve this pea salad well-chilled in a simple white bowl alongside classic picnic and cookout fare: grilled chicken, ribs, burgers, or smoked sausages. It’s also lovely next to baked ham, fried chicken, or a roast, where the creamy, slightly sweet peas balance salty, savory mains. For a lighter spread, pair it with sliced tomatoes, cucumber salad, and crusty bread. It travels well, so it’s ideal for potlucks—just keep it on ice or in the fridge until serving and give it a gentle stir before putting it on the table.

Servings: 6

4 cups frozen sweet peas, thawed and well-drained

Cook the bacon: In a skillet over medium heat, cook the bacon strips until they are deeply browned and very crisp, 8–12 minutes depending on thickness. Transfer to a paper towel–lined plate to drain and cool completely, then crumble or chop into small bits. Let the bacon cool fully so it stays crisp in the salad.

Prepare the peas: Measure the frozen peas into a large colander. Rinse briefly under cool water just until the peas are no longer stuck together and feel thawed on the outside. Let them drain very well, shaking the colander a few times. Excess water will thin the dressing, so give them a few minutes to air-dry; you can gently pat the top with a clean kitchen towel or paper towel if they look wet.

Make the simple dressing: In a large mixing bowl (big enough to hold all the peas), add the mayonnaise. Stir it briefly with a spoon or spatula to loosen it so it will coat the peas easily. Because this recipe only uses mayonnaise as the dressing, the quality and flavor of the mayo matter—use one you like the taste of on its own.

Combine peas and dressing: Add the well-drained peas to the bowl with the mayonnaise. Gently fold the peas into the mayo until every pea has a light, even coating. Take your time and use a folding motion rather than vigorous stirring to avoid smashing the peas.

Add cheddar and bacon: Sprinkle the shredded sharp cheddar cheese and the cooled, crumbled bacon over the dressed peas. Fold everything together just until the cheese and bacon are evenly distributed. Again, be gentle so the peas stay plump and intact and the bacon retains as much crunch as possible.

Chill the salad: Transfer the pea salad to a serving bowl—something simple and white really shows off the bright green peas, orange cheddar, and crisp brown bacon. Cover and refrigerate for at least 1 hour before serving. This resting time lets the flavors meld and the dressing thicken slightly around the peas, giving that classic creamy, clingy texture.

Serve: Just before serving, give the salad a light stir to redistribute any dressing that has settled. Taste and, if you like, adjust by adding a spoonful more mayonnaise for extra creaminess. Serve well-chilled, and return leftovers to the refrigerator promptly.

Because this salad is built on only four ingredients, each one carries a lot of weight, but there’s still room to adapt while staying close to the original idea. For a slightly lighter version, replace up to half of the mayonnaise with plain Greek yogurt or a lighter mayo; just know it will taste a bit tangier and less traditionally southern. If you prefer a saltier bite, use extra-sharp cheddar, or swap in a smoked cheddar to echo the bacon’s flavor. You can also use pre-cooked bacon pieces for convenience, but choose real bacon rather than imitation bits and crisp them briefly in a dry skillet to refresh the texture. If you like a touch of sweetness, use peas labeled “sweet” or “petite” and avoid over-thawing so they keep a firm bite. Food safety tips: Keep the salad refrigerated at 40°F (4°C) or below, since it contains both mayonnaise and cooked bacon. Do not leave it at room temperature for more than 2 hours (or 1 hour if the ambient temperature is above 90°F/32°C), especially at outdoor gatherings. Use clean utensils when stirring and serving to avoid cross-contamination. Cool the bacon completely before mixing it into the salad so it doesn’t warm the mayonnaise. Store leftovers in an airtight container in the refrigerator and enjoy within 3 days; discard if there is any off smell or separation that looks suspicious. If you’re transporting the salad to a picnic or potluck, pack it in a well-chilled cooler with ice packs and keep it cold until just before serving.