Heat a medium saucepan over medium heat. Add olive oil. Once olive oil is shimmering, stir in onion and garlic. Saute for 2 minutes, or until softened and fragrant, stirring occasionally.
Add Red Gold tomato sauce and tomato paste, sugar, salt, oregano, basil, black pepper, and crushed red pepper. Stir to combine.
Turn heat up just a bit. Stir occasionally until it is thoroughly warmed, and then reduce heat to low. Let simmer for 20 minutes, stirring every now and then. Remove saucepan from heat.
Use pizza sauce immediately. Or let cool to room temperature before transferring it to a container with a tight fitting lid, and store in the refrigerator for up to a week. To freeze, let cool to room temperature and then transfer to freezer-safe containers or bags, and store in the freezer for up to 3 months. Thaw in the refrigerator before using.
Nutrition information is automatically calculated by Spoonacular. I am not a nutritionist and cannot guarantee accuracy. If your health depends on nutrition information, please calculate again with your own favorite calculator.