In a large bowl, gently toss together salad mix, strawberries, blueberries, almonds, and blue cheese.
In a small bowl, whisk together vinegar, mustard, honey, salt, and pepper. Gradually whisk in oil until emulsified. Pour vinaigrette over salad mixture, tossing gently to coat. Divide mixture among teacups. Serve immediately.
Recipe by TeaTime Magazine at https://teatimemagazine.com/teacup-salads-recipe/