Here is a recipe for homemade tomato sauce:
You can customize this recipe to your liking by adding other vegetables or herbs to the sauce. Some options might include diced bell peppers, sliced mushrooms, or chopped fresh basil. You can also use this sauce as a base for other dishes, such as pasta or pizza.

Ingredients

1 tablespoon olive oil
1 small onion, finely chopped
2 cloves garlic, minced
1 (28-ounce) can crushed tomatoes
1 teaspoon dried basil
1 teaspoon dried oregano
Salt and pepper to taste

Directions

Step 1
Heat the olive oil in a large saucepan over medium heat. Add the onion and garlic and cook until the onion is translucent, about 5 minutes.
Step 2
Add the crushed tomatoes, basil, and oregano to the pan. Bring the mixture to a simmer and let it cook for 10-15 minutes, until it has thickened slightly.
Step 3
Season the tomato sauce with salt and pepper to taste.
Step 4
Use the tomato sauce immediately, or transfer it to an airtight container and store it in the refrigerator for up to a week, or in the freezer for up to 3 months.