In a large pan, cook ground beef until no longer pink, stirring regularly. When meat is cooked, mix in Doxy’s Smoky Chipotle packet and stir well. Remove from the heat and allow to cool briefly.
Combine lettuce, tomato, cheese and onion in a large salad bowl and mix well.
Mix in ground beef and Doxy's Refined Ranch or Smoky Chipotle dressing (dressing directions on Starter package). Top with coarsely broken tortilla chips.