Step 1: Combine olive oil, mustard, lemon juice, and half the amount of honey (saving the other half) in a mason jar.

Step 2: Whisk well with a fork, until emulsified. Or, close with the lid, and shake vigorously.

Step 3: Add more lemon juice to taste.

Step 1: In a small bowl, combine walnuts together with the remaining half of honey. Toss to combine well.

Step 2: Add fresh baby spinach to each individual salad bowl. Add diced mango, blueberries, honey walnuts, and Feta cheese on top of spinach.

Step 3: Drizzle with the salad dressing. Season with a small amount of freshly ground black pepper. (Alternatively, you can combine all the salad ingredients in a large serving bowl, add the dressing, and toss to combine.)