1 lb Ground beef
1 md Onion, chopped
1/2 (1 25 oz.) envelope taco seasoning mix (2 tbsp.)
1/2 (15 to 16 oz.) jar salsa
1/4 c Sour cream
1 1/2 c Tortilla or corn chips (about 16 to 18)
1/4 c Grated Cheddar or Monterey Jack cheese

In medium bowl, combine ground beef, onion and taco seasoning mix; cook, covered on high for 4 to 6 minutes until beef is no longer pink, stirring once half way through cooking. Stir in salsa and sour cream. In 1 1/2 quart casserole, layer half of meat mixture, all of tortilla chips, then remaining meat mixture. Cook, covered, 1 to 2 minutes, until hot. Uncover; sprinkle with cheese. Cook for 1 to 2 minutes until cheese melts. Serving suggestion: top with any favorite taco fixings: shredded lettuce, chopped tomato, Avocado slices.