Remixipe

Quarter the Tomato's, finely chop Onion and Garlic
In a large pot heat some oil and fry the Onion and Garlic until Onion is clear
Add the quartered tomato in batches, and use a potato masher to squish, after every batch let the mix come to a boil
Add bay leaves, rosemary and fish sauce
Let simmer for 4hours stir regularly
Once cooked and mixture is looking broken down and saucy, use a stick blender or standing blender to blend the mixture
Using a fine sieve and silicon spatula push mixture through into another pot
Add sugar, and stir well, boil down to desired consistency
Sterilize enough jars and lids for the mix, sterilize the utensils and tools for filling
Fill one jar at a time

Classic Tomato Sauce