
Creamy Cucumber Dill Pasta Salad
Tender small shells, crisp salted cucumber and sharp red onion are tossed in a tangy Greek yogurt and mayonnaise dressing brightened with lemon and plenty of fresh dill. It's cool, creamy and refreshing, and it's an easy make-ahead side for cookouts, picnics and potlucks.
- Prep
- 33 min
- Cook
- 13 min
- Wait
- 1 hr 10 min
- Total
- 1 hr 56 min
- Makes
- About 12 cups (8 side-dish servings of about 1½ cups each)
Steps
Before you start
- Plan on about 2 hours from start to serving. The salad needs at least 1 hour in the fridge to chill and let the flavors blend.
- Use full-fat plain Greek yogurt and a good-quality mayonnaise. Low-fat versions make a thinner, less creamy dressing.
- Use fresh dill only. Dried dill won't give the same bright flavor here.
- Follow the steps in order: the cucumbers drain and the water heats while you make the dressing, so the pasta is only cooked once everything else is ready.
- Zest the lemons before juicing them.
Salt the cucumbers
- Halve the cucumbers lengthwise and run a spoon down the center of each half to scoop out the seeds.
- Cut into ½-inch (1 cm) dice.
- Put the diced cucumber in a colander set over a bowl or in the sink, sprinkle with ½ tsp kosher salt and toss.
- Leave it to drain while you do the next steps (about 20 minutes in total).
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Ready when: The cucumber pieces look slightly glossy and water is dripping into the bowl or sink.
Tip: Salting pulls out excess water that would otherwise thin the dressing as the salad sits.
Start water, soak onion
- Fill a large pot (6-quart / 5.7 L or bigger) with 4 quarts (3.8 L) of water, add 1 tbsp kosher salt and cover.
- Set over high heat; it will take 12 to 15 minutes to boil, so do not add the pasta yet.
- Put the diced red onion in a small bowl, cover with cold water and leave it to mellow the raw bite.
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Ready when: The pot is covered and heating; the onion is fully submerged.
Make the dressing
- In a medium bowl, whisk the Greek yogurt, mayonnaise, lemon juice, lemon zest, Dijon, grated garlic, 1 tsp salt and the pepper until smooth.
- Stir in the chopped dill, but set aside about 1 tablespoon of it for sprinkling on top at the end.
- Refrigerate the dressing until needed.
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Ready when: The dressing is smooth, thick and pale with no streaks of mayonnaise or mustard.
Tip: The dressing should taste slightly too tangy and salty. The pasta and cucumber will soften both.
Dry the vegetables
- Press the cucumber gently in the colander to release more liquid, then pat it dry in a clean kitchen towel or with paper towels.
- Drain the soaked onion well in a fine-mesh strainer and pat it dry too.
- Check the pot: when large bubbles break across the whole surface, move on.
- If it isn't boiling yet, wait.
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Ready when: The cucumber pieces feel damp, not wet, and no water pools on the towel when pressed.
Cook the shells
- Add the shells to the boiling water and stir well.
- Lower the heat to medium-high to keep a steady boil, and stir again after 1 minute.
- Cook for 1 minute longer than the shortest time on the package, usually 9 to 11 minutes total.
- Stay nearby so you can drain right away.
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Ready when: A shell bitten in half has no chalky white center and feels soft but not mushy.
Tip: Taste a shell at the 9-minute mark. Undercooked pasta turns hard and chewy once chilled.
Drain and cool pasta
- Drain the pasta in a colander and rinse under cold running water for about 30 seconds, tossing, until no longer steaming.
- Shake out as much water as you can, then spread the shells on a rimmed baking sheet.
- Let them stand for 10 minutes so the surface moisture evaporates.
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Ready when: The shells feel cool and dry to the touch, not wet or sticky.
Tip: Warm pasta absorbs the dressing and makes the salad greasy and dull, so make sure it is fully cooled.
Toss the salad
- Put the cooled shells in a large mixing bowl (5-quart / 4.7 L or bigger).
- Add the cucumber, onion and all of the dressing.
- Fold gently with a large spoon or spatula for about 1 minute, until every shell is evenly coated.
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Ready when: The shells and vegetables are evenly coated with no pockets of dry pasta or plain dressing.
Tip: It will look generously dressed now. The pasta soaks up some of it as it chills.
Chill to blend
- Cover the bowl and refrigerate for at least 1 hour, or up to 4 hours, so the pasta absorbs the dressing and the flavors blend.
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Ready when: The salad is cold all the way through and the dressing has thickened slightly.
Adjust and serve
- Stir the salad well.
- If it looks dry or stiff, stir in milk 1 tbsp at a time, up to 3 tbsp (45 ml), until creamy again.
- Taste and add a pinch of salt or a squeeze of lemon if needed.
- Sprinkle with the reserved dill and serve cold.
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Ready when: The salad is glossy and creamy, and a spoonful holds together without being gluey or runny.
Tip: Chilled food tastes less salty, so always do a final taste test after chilling.
Good to know
Tips
- Cool the pasta completely before dressing it. Warm pasta soaks up the dressing and turns the salad greasy.
- Salting and drying the cucumbers keeps the dressing thick instead of watery.
- Zest the lemons before juicing them. It's much easier to zest a whole lemon.
- For a bigger crowd, double the recipe and toss in a very large bowl. Chill in two containers so it cools faster.
Make ahead
Make the salad up to 1 day ahead and refrigerate it covered. For best texture, keep the dressing separate and toss it with the pasta and vegetables at least 1 hour before serving. Stir in a splash of milk before serving, since the pasta will absorb some dressing overnight.
Storage & reheating
Room temperature: no more than 2 hours (1 hour if it's hotter than 90°F / 32°C outside). Fridge: airtight container for up to 4 days. The cucumbers soften and release a little water over time, so stir well before serving. Freezer: not recommended, because the dressing separates and the cucumbers turn watery. Serve cold with no reheating.
Substitutions
- small pasta shells → Small pasta of a similar size, such as ditalini, elbows or small farfalle. Cook according to the package and keep the 1 lb (454 g) quantity. Pasta with ridges or cups holds the dressing best.
- plain whole-milk Greek yogurt → Sour cream. Use the same amount for a richer, slightly milder dressing.
- red onion → Thinly sliced scallions (about 4, white and green parts). These give a gentler onion flavor, and there is no need to soak them.
- English cucumbers → Persian cucumbers (about 8 small, 650 g). They have thin skin and few seeds, so you can skip the seeding.
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- Meal
- Lunch
- Cuisine
- American
- Main ingredient
- Pasta
- Method
- Stovetop
- Quick & Easy
- EasyMake Ahead
- Occasion
- Summer BBQPotluck
- Season
- Summer BBQ Sides





