Steak Salad with Caramelized Onion Vinaigrette

Name: Steak Salad with Caramelized Onion Vinaigrette
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Cuisine: American
Ingredients: 2-3 NY strip steaks, (1 inch thick (or other steak)); 2 tablespoons Worcestershire sauce; kosher salt; freshly cracked pepper; 3 tablespoons chopped caramelized onions; 2 teaspoons honey; 1 tablespoon Dijon mustard; 1/4 cup sherry vinegar; 1 tablespoon Worcestershire sauce; 1/2 cup olive oil; 1 teaspoon pepper; kosher salt, (to taste); 2 tablespoons butter; 2 sweet Vidalia onions, (thinly sliced); 2 shallots, (thinly sliced); 6 radishes, (sliced); 2 avocados, (sliced); 1 bunch chives, (cut into 1" batons); 2 heads butter lettuce, (torn); 1 head radicchio, (core removed and chopped); 3 cups arugula; 2 oz aged gouda, (grated)