- 2 (14.5 ounce) cans petite diced tomatoes
- 1 (28 ounce) can crushed tomatoes
- 1 onion, finely diced
- 3 tablespoons dried basil, or to taste
- 2 cloves garlic, pressed
- Combine diced tomatoes, crushed tomatoes, onion, basil, and garlic in a saucepan; bring to a boil. Reduce heat and simmer until slightly reduced, 30 minutes.