BROWN meat in large skillet; drain. Stir in 2 Tbsp. dressing and chili powder; cook and stir 1 to 2 min. or until heated through.
COVER platter with lettuce; top with chips, meat mixture, cheese, onions, tomatoes and avocados.
DRIZZLE with remaining dressing.
serving size = 2 cups (500 mL)
