Step 1

Heat the olive oil in a large sauce pan over medium heat.  Add the garlic and sauté just until it becomes fragrant, about 30 seconds.

Step 2

Add in the crushed and diced tomatoes.  Stir in the sugar, salt, oregano, parsley, basil, and crushed red pepper flakes.  Add pepper to taste.

Step 3

Bring the sauce to a simmer and cook on low for about 15 minutes or until the sauce is thickens, stirring intermittently.

Step 4

Use immediately or stor in the refrigerator for 4 to 5 days.