3 grilled steak salad with walnut dressing Recipes

red onion, thinly sliced, olive oil, coarsely chopped walnuts, garlic clove, thinly sliced, flat-iron , hanger, or tri-tip steak, olive oil, chicago steak seasoning, kosher salt, divided, red onions , cut into 1/2-inch-thick slices, white wine vinegar, dark brown sugar, whole grain dijon mustard, black pepper, romaine lettuce heart , torn, crumbled blue cheese

red bell peppers, walnuts, chopped, garlic cloves, minced, extra virgin olive oil, salt, arugula, feta cheese, crumbled, crouton (optional), salad dressing (vinaigrette preferred) (optional), steak, grilled and thinly sliced (marinated grilled skirt steak)