Creamy Dirty Spaghetti combines tender pasta, seasoned ground beef, colorful bell peppers, garlic, and Parmesan in a rich, creamy sauce. It’s an easy, comforting dinner that’s perfect for busy weeknights.Prep Time: 15 minutesCook Time: 25 minutesTotal Time: 40 minutesServings: 6Course: Main CourseCuisine: AmericanCalories: Approximately 560 kcal per servingIngredients12 oz spaghetti1 lb ground beef1 small onion, diced1 red bell pepper, diced1 green bell pepper, diced3 garlic cloves, minced1 tablespoon olive oil, if needed2 tablespoons tomato paste1 cup beef broth¾ cup heavy cream1 tablespoon Worcestershire sauce1 teaspoon smoked paprika1 teaspoon Italian seasoning½ teaspoon chili powder½ teaspoon garlic powder½ teaspoon salt¼ teaspoon black pepper½ cup grated Parmesan cheese½ cup reserved pasta waterInstructionsPrepare the vegetables: Dice the onion and bell peppers into small pieces and mince the garlic.Cook the spaghetti: Bring a large pot of salted water to a boil. Cook the spaghetti according to package directions until al dente. Reserve ½ cup of pasta water, then drain the spaghetti and set aside.Brown the beef: Heat a large, deep skillet over medium-high heat. Add the ground beef and cook for 6–8 minutes, breaking it into small pieces as it browns. Drain excess grease if necessary.Cook the vegetables: Add the diced onion and bell peppers to the skillet. Cook for 4–5 minutes until slightly softened. Add the garlic and cook for another 30–60 seconds.Build the sauce: Stir in the tomato paste and cook for about 1 minute. Add the beef broth, Worcestershire sauce, smoked paprika, Italian seasoning, chili powder, garlic powder, salt, and black pepper. Stir until combined.Make it creamy: Reduce the heat and pour in the heavy cream. Stir well and allow the sauce to gently simmer for 2–3 minutes.Add the Parmesan: Stir in the grated Parmesan until melted and the sauce becomes smooth and creamy.Combine with spaghetti: Add the cooked spaghetti to the skillet and toss until every strand is coated. Gradually add reserved pasta water as needed until the sauce reaches your preferred consistency.Serve: Taste and adjust the seasoning if necessary. Serve the Creamy Dirty Spaghetti hot with extra Parmesan on top, if desired.NotesUse lean ground beef to prevent the sauce from becoming overly greasy.Don't forget to reserve the pasta water before draining your spaghetti.For extra heat, add crushed red pepper flakes or cayenne pepper.Freshly grated Parmesan melts more smoothly into the sauce.Ground turkey or Italian sausage can be substituted for the ground beef.Store leftovers in an airtight container in the refrigerator for up to 3–4 days.When reheating, add a splash of broth, milk, or cream to loosen the sauce.