Baby Kale and Chicken Caesar

Name: Baby Kale and Chicken Caesar
Ingredients: 3 slices soft white sandwich bread, torn into 1-in. pieces; 3 tablespoons olive oil; ½ teaspoon kosher salt, divided; ½ teaspoon freshly ground black pepper, divided; ½ cup mayonnaise; ¼ cup grated Parmesan cheese, plus ⅓ shaved Parmesan, for serving; 2 cloves garlic, finely chopped; 2 anchovy fillets (from a can or jar), finely chopped; 1 teaspoon Dijon mustard; 1 teaspoon fresh lemon juice (from 1 lemon); 1 pound Brussels sprouts, thinly sliced; 2 cups shredded rotisserie chicken breast (from 1 chicken); 1 5-oz. pkg. baby kale