In a large bowl, combine cooked potato, spinach, onion, dill, pickles, avocado and celery. Optional to add a protein such as cooked leftover chicken or tuna if this is your main meal.
Salad Dressing
In a separate small bowl, add garlic, mayo, yogurt, dijon, vinegar, lemon and olive oil. Mix well.
Dress your salad
Drizzle dressing over potato salad and mix. Season with salt and pepper and serve!