Old Bay–Spiced Fish Sticks with Creamy Celery Root and Carrot Slaw

Name: Old Bay–Spiced Fish Sticks with Creamy Celery Root and Carrot Slaw
Ingredients: 1/2 cup plain Greek yogurt; 1/4 cup mayonnaise; 2 tablespoons country-style Dijon mustard; 1 teaspoon honey or agave nectar; 1/4 teaspoon ground coriander; 6 tablespoons lemon juice, divided (about 2 lemons); Kosher salt; 2 large carrots, peeled; 1/2 large celery root, peeled; 1/2 cup parsley leaves, roughly chopped; Freshly ground black pepper; 2 large eggs, beaten; 1/4 cup cornstarch; 1 cup stone-ground yellow cornmeal; 1 tablespoon plus 2 teaspoons Old Bay seasoning; 1 pound firm white fish (such as cod), cut into 16 even strips, about 3x1 each; 1/4 teaspoon freshly ground black pepper; Grapeseed or other neutral oil (for frying)