Grain Salad with Puffed Red Quinoa and Labneh

Name: Grain Salad with Puffed Red Quinoa and Labneh
Ingredients: 1½ cups cooked red quinoa (from about ½ cup dried); 2 tablespoons vegetable oil; ¼ teaspoon sugar; ½ cup olive oil, plus more; 3 tablespoons fresh lemon juice, plus more; Kosher salt and freshly ground black pepper; ½ large shallot, finely chopped; 3 tablespoons chopped fresh chives; 3 cups cooked grains (such as farro, amaranth, bulgur, and/or barley; from about 1 cup dried); ¾ cup labneh (Lebanese strained yogurt) or plain Greek yogurt; 3 cups mild sprouts (such as pea and/or sunflower), divided; Flaky sea salt (such as Maldon)