Combine all of the salad ingredients, except the croutons, in a large serving bowl and mix well.
½ cup sugared almonds, ½ head Romaine lettuce, ½ head iceberg lettuce, ½ cup diced celery, ½ cup chopped green onions, 3 Mandarin oranges, ¼ cup crumbled Feta cheese
Whisk all of the vinaigrette ingredients together until emulsified. Cover and refrigerate for at least one hour.
2 tablespoons apple cider vinegar, 2 tablespoons granulated sugar, 2 tablespoons minced fresh parsley, 1 green onion, ½ teaspoon kosher salt, ½ teaspoon freshly ground black pepper, ¼ cup canola oil
Drizzle the salad with just enough dressing to lightly coat. Add croutons and gently mix together. Serve immediately.
½ cup croutons