Walnut Crusted Chicken with Fennel Slaw

Name: Walnut Crusted Chicken with Fennel Slaw
Cuisine: American
Ingredients: 2 medium fennel bulbs, cored + very thinly sliced; 2 garlic cloves, minced; 2 tbsp chopped fresh parsley; 1 tbsp chopped fresh dill; 2 tbsp white wine vinegar; 2 tbsp olive oil; 1 lemon, juiced; kosher salt; freshly cracked black pepper; ½ small red onion, cored + very thinly sliced; 1 cup mayonnaise; 2 tsp dijon mustard; 1 tsp granulated garlic; 2 tbsp chopped fresh dill; ½ lemon, juiced; 1 ½ lbs boneless skinless chicken cutlets*; ½ cup all-purpose flour; 3 eggs; 2 tbsp dijon mustard; 2 tsp granulated garlic; 2 tsp smoked paprika; 2 cup panko breadcrumbs; ½ cup finely chopped walnuts; neutral cooking oil, as needed; flaky sea salt; lemons, cut in half (for serving)