- 2-3 tablespoons olive oil
- 2 large onions, diced
- 3 cloves minced garlic
- 1 teaspoon dried basil
- 1 teaspoon dried oregano
- 1 teaspoon dried thyme
- 1 teaspoon freshly ground pepper
- 1 1/2 teaspoons salt
- 1/2 tablespoon sugar
- 1 tablespoon balsamic vinegar
- 2 cups reduced-salt chicken broth or stock
- 3 28-ounce cans crushed tomatoes (preferably no salt added)