Pretzel Crusted Chicken Nuggets Salad

Name: Pretzel Crusted Chicken Nuggets Salad
Ingredients: Nonstick cooking spray, for the baking sheet; 1/2 cup mayonnaise; 1/4 cup Dijon mustard; 1/4 cup grated Parmesan; 1 teaspoon garlic powder; Freshly ground black pepper; 3 heaping cups pretzels, preferably Dot's Homestyle Pretzels, finely crushed (a few larger pieces are okay); 1 pound boneless, skinless chicken breast, cut into 1-inch bite-sized pieces, patted dry; 1/2 cup plain Greek yogurt; 2 tablespoons olive oil; 1 tablespoon Dijon mustard; 2 shakes Worcestershiresauce; Lots of freshly ground black pepper; Pinch kosher salt; 1 clove garlic, grated with a fine zester; Juice and zest of 1/2 lemon; 10 ounces chopped kale or baby kale; 1/2 cup shaved or grated Parmesan, plus more for serving; 4 radishes, thinly sliced; 1 avocado, sliced