01 -
In a large pot of boiling salted water, cook the pasta according to package instructions. Drain well and set aside.
02 -
Heat olive oil in a large skillet over medium-high heat. Add chopped onion and cook, stirring frequently, until translucent, about 2-3 minutes. Stir in garlic, bouillon, and Italian seasoning, cooking until fragrant for about 1 minute.
03 -
Add ground beef to the skillet and cook until browned and no longer pink, about 5 minutes. Crumble the beef as it cooks and drain any excess fat.
04 -
Stir in marinara sauce and bring to a simmer. Cook, stirring occasionally, for about 8 minutes.
05 -
Adjust seasoning with salt and pepper to taste. Stir the cooked pasta into the sauce.
06 -
Mix in chopped parsley and grated parmesan until melted, about 2-3 minutes. Serve immediately.