Easy Homemade Tomato Sauce

1 onion, chopped 

1 head garlic, minced 

2 28oz cans whole, peeled tomatoes 

2 15 oz cans diced tomatoes 

1 T sugar 

2 tsp dried basil 

2 tsp dried oregano 

1 tsp salt, or to taste 

1/4 tsp black pepper 

• Using a large large pot or skillet, saute onions and garlic in some vegetable broth
• Add whole tomatoes, and using a masher, mash well 
• Add the remaining ingredients and simmer for 30 min, uncovered, stirring occasionally