Cook pasta according to package directions. Meanwhile, in a large skillet, cook beef over medium heat until no longer pink, breaking it into crumbles; drain. Stir in the taco seasoning; cool.
Drain pasta and rinse in cold water; stir into meat mixture. Add the lettuce, tomatoes, cheese, onion, green pepper and dressing; toss to coat. Serve with tortilla chips.
Test Kitchen Tips
Sharp cheddar cheese has been aged longer than regular cheddar. As cheese ages, its flavor becomes more pronounced. Using aged cheese in a recipe can add complexity and rich flavor, even to humble favorites like mac ’n’ cheese.
Using lean ground beef instead of beef that’s 80% lean saves 45 calories per 4-ounce serving of beef. Lean ground beef is also 29% lower in saturated fat.