Recipes: Grilled eggplant with garlicky tahini-yogurt sauce

Preparation:    Preparation time: 50 mins Cooking time: 20 mins Serving: 4-6 Ingredients: 2 lb. assorted small eggplant (such as fairy tale and/or Graffiti) 2 heads of garlic 1 cup plain whole-milk Greek yogurt 1 Tbsp. tahini Kosher salt 1 lemon, halved Sumac (for serving) Brad's Spoon Sauce Instructions: Prepare a grill for...