Madzoon ov Kofte (Armenian Yogurt and Meatball Soup) | America's Test Kitchen

Ingredients

• 8 ounces 85 percent lean ground beef
• 3 tablespoons water
• 1¾ teaspoon table salt, divided
• ¼ teaspoon baking soda, divided
• ½ cup medium-grind bulgur, rinsed
• ¼ cup chopped fresh cilantro, divided
• 2 teaspoons ground dried Aleppo pepper, divided
• 1 teaspoon ground coriander
• ½ teaspoon pepper, divided
• 4 tablespoons unsalted butter, divided
• 1 onion, chopped fine
• 1 teaspoon dried mint
• 4 cups chicken broth
• 1 (15-ounce) can chickpeas, undrained
• 4 ounces (1 cup) small pasta shells
• 1½ cups plain Greek yogurt
• 1 large egg yolk