Cook the Pasta: Bring a large pot of salted water to a boil. Add pasta and cook according to package instructions until al dente, around 8-10 minutes. Reserve a cup of pasta water before draining.

Sauté Aromatics: In a skillet, heat olive oil over medium heat. Add garlic and onion, sauté for 3-4 minutes until fragrant.

Brown the Beef: Add ground beef, breaking it apart as it cooks for 5-7 minutes until browned.

Incorporate Tomatoes and Broth: Stir in diced tomatoes and broth, let simmer for 5-10 minutes.

Combine Ingredients: Reduce heat, fold in Greek yogurt and Parmesan, adding reserved pasta water to reach desired consistency.

Add Cooked Pasta: Fold cooked pasta into the sauce until coated.

Serve: Serve in bowls, garnished with extra Parmesan and black pepper.