01 -
Heat a large skillet over medium-high heat. Brown the ground beef, breaking it up with a wooden spoon as it cooks. Drain any excess fat and season with salt and pepper to taste.
02 -
Transfer the browned ground beef to the crockpot. Sprinkle ranch seasoning mix evenly over the top. Add the cream of mushroom soup and beef broth. Stir until smooth and well combined.
03 -
Cover and cook on low heat for 4-5 hours, stirring occasionally to blend flavors.
04 -
About 30 minutes before serving, cook the pasta shells according to package instructions until just shy of al dente. Drain well and set aside.
05 -
Add the cooked pasta shells to the crockpot. Gently fold them into the beef mixture until evenly coated with the creamy sauce.
06 -
Sprinkle shredded cheddar and mozzarella cheeses over the top. Cover and cook for an additional 15-20 minutes until the cheese is melted and the pasta is creamy.
07 -
Stir everything gently to incorporate the melted cheese. Taste and adjust seasoning with salt and pepper. Garnish with freshly chopped parsley and serve immediately, optionally with extra ranch dressing or Parmesan cheese.