Easy

To keep watercress fresh, wrap it in damp paper towels and place it in a resealable plastic bag. Stored this way, it can be refrigerated for up to 4 days. Just before making the salad, “crisp” the watercress by soaking it in a bowl of ice water for a few minutes, then gently pat dry.

Ricotta salata is a firmer version of fresh ricotta; it is perfect for shaving over salads.

The scallops and vegetables can be poached and refrigerated up to 1 day ahead. Avoid using an oaky Chardonnay, which may add bitterness.

French feta is creamier, milder, and less salty than the Greek version. Arrange this salad on a platter, and let your guests serve themselves.

The raw onions in this recipe become milder the longer they stay in the orange juice and vinegar mixture. For a strong onion flavor, let them soak for about 10 minutes; to make them more mellow, marinate for up to 4 hours.

Celery hearts are the tender, pale-green inner stalks in a celery bunch.

If fresh is unavailable, look for packages of prewashed baby spinach. Blood oranges are named for their vivid red-streaked flesh.