Remove stems and leaves from cauliflower and coarsely grate cauliflower florets to resemble rice to make 2 1/2 cups.
Place grated cauliflower and pepper sauce in a large non-stick skillet over medium heat and cook until heated through.
Stir in cream cheese and cook, stirring until melted then add in Greek yogurt, parsley flakes, garlic powder, dill weed and onion powder. Cook until heated through.
Place dip in bowls and serve warm with tortilla chips or celery sticks.