Ingredients

1 pound medium pasta shells

Coarse salt and ground pepper

1 cup light mayonnaise

1/3 cup fresh lemon juice

6 celery stalks, halved lengthwise and thinly sliced crosswise, plus 1 cup celery leaves

1/2 medium red onion, finely chopped

Preparation

Cook pasta in a large pot of boiling salted water until al dente; drain and rinse under cold water to stop cooking. Set aside.

In a large bowl, whisk together mayonnaise and lemon juice. Add celery stalks and leaves, onion, and cooled pasta; season with salt and pepper. Toss to combine.