Preparation

• Begin by boiling the pasta shells in a separate pot until there is just a little water left.
• In a deep skillet, add olive oil, diced onions, and minced garlic. Cook until the onions are soft.
• Add the ground beef to the skillet and cook until fully browned, breaking up the meat as it cooks.
• Drain the fat if necessary before adding the beef back to the skillet.
• Add the packet of spaghetti seasoning, tossing it with the cooked meat and onions.
• Add the diced tomatoes and tomato sauce to the skillet. Fill the tomato sauce can halfway with water, pour it into the skillet.
• Bring the mixture to a simmer and let it simmer for 10 minutes.
• Stir in the tomato paste and keep stirring to combine it into the sauce. Simmer for another 10 minutes.
• Add the cooked pasta shells and the remaining water from the pasta pot, reserving one cup if more than a cup is left.
• Stir well to combine and simmer for 5 minutes.
• Turn off the heat and mix in the cup of Parmesan cheese. Let sit for about 10 minutes before serving.