Foryoueats: Spanish Pasta Salad With Chorizo, Piquillo Peppers, and Pickled Onion Recipe

Ingredients

• 1/2 medium yellow onion, finely diced (about 1/2 cup)
• 1/4 cup sherry vinegar
• 1 pound small pasta, such as fideuà (see note), macaroni, or ditalini
• Kosher salt
• 1/4 cup extra-virgin olive oil, plus more for drizzling
• 6 ounces Spanish chorizo (about 2 sausages), diced
• 4 medium cloves garlic, minced (about 4 teaspoons)
• 1/4 cup chopped roasted or grilled piquillo peppers from 1 (12-ounce) brine- or oil-packed jar
• 1/3 cup chopped parsley leaves and tender stems (about 1/2 bunch)
• 2 scallions, thinly sliced on the bias
• 2 to 3 teaspoons zest from 1 lemon
• Freshly ground black pepper