Buttermilk ranch dressing: Place all ingredients into a mixing bowl and whisk together. Adjust seasonings, cover and refrigerate for at least 30 minutes to allow flavors to marry together.
Place icebergs wedges onto two plates or a single platter and drizzle with a generous amount of the buttermilk ranch dressing. Top with chopped bacon, thinly sliced red onions and cherry tomatoes and finally a bunch of everything seasoning. Serve.