01 -
Cook the pasta in a large pot of boiling salted water according to package directions. Drain thoroughly and set aside.
02 -
In a large skillet, heat olive oil over medium-high heat. Add the chopped onion and cook, stirring frequently, until translucent, about 2–3 minutes. Stir in minced garlic, bouillon, and Italian seasoning, and cook until fragrant, approximately 1 minute.
03 -
Add ground beef to the skillet and cook, breaking up any lumps, until browned and no longer pink, about 5 minutes. Drain any excess fat.
04 -
Stir in the marinara tomato sauce and bring to a simmer. Cook, stirring occasionally, for 8 minutes.
05 -
Season with salt and pepper to taste. Stir the cooked pasta into the sauce until thoroughly combined.
06 -
Mix in the chopped parsley and shredded parmesan. Stir until the cheese melts, about 2–3 minutes. Serve immediately.