01 - In a small bowl, whisk together olive oil, lemon juice, honey, Dijon mustard, sea salt, and black pepper until emulsified.
02 - In a large salad bowl, combine spring mix, blueberries, cucumber, red onion, mint, and feta cheese.
03 - Drizzle the vinaigrette over the salad and gently toss until everything is evenly coated.
04 - Top with chopped pistachios just before serving to retain their crunch.
05 - Serve immediately and enjoy.