Preparation Mix shallots, yogurt, and 1 tablespoon oil in a medium bowl; season with salt. Cover and chill at least 6 hours to let flavors meld. Drizzle shallot yogurt with more oil. DO AHEAD: Shallot yogurt can be made 1 day ahead. Keep chilled.
Preparation Mix shallots, yogurt, and 1 tablespoon oil in a medium bowl; season with salt. Cover and chill at least 6 hours to let flavors meld. Drizzle shallot yogurt with more oil. DO AHEAD: Shallot yogurt can be made 1 day ahead. Keep chilled.