Boil the pasta

• Bring a large pot of water to a boil and season with salt.
• Add the spaghetti and cook until al dente.

Prep the onion and garlic

• Finely chop the onion.
• Mince the garlic.

Brown the beef

• Melt the beef tallow in a pan over medium heat.
• Add the ground beef and cook until mostly browned.

Build the sauce

• Add the onion and cook until soft.
• Stir in the garlic.
• Season with salt, pepper and cumin.
• Pour in the marinara sauce and rinse the jar with water to get it all in.
• Stir everything together.

Simmer the sauce

• Cover the pan and let the sauce simmer.

Combine and serve

• Add the drained pasta to the sauce.
• Mix everything together and serve.