01 - Whisk together olive oil, apple cider vinegar, honey, Dijon mustard, poppy seeds, salt, and pepper in a small bowl or jar until emulsified. Set aside.
02 - Combine baby spinach, sliced strawberries, feta cheese, toasted nuts, and red onion in a large salad bowl.
03 - Drizzle the vinaigrette over the salad just before serving. Toss gently to evenly coat all ingredients.
04 - Serve immediately for optimal freshness and texture.