In a large pot, add 1/2 tbsp of olive oil
On medium heat, cook the beef and onions together
Drain the beef and onions to remove any grease and return to the pot
Add your tomato sauce and tomato paste
Add 10 oz (about 3/4 full in the 15 oz can) of water to your tomato sauce can/container and pour into each can of sauce and paste to get all of the remaining sauce and paste out of the cans. Add water to the pot.
Add your seasonings (salt, pepper, oregano, basil and sugar
Simmer for 2-4 hours on low