Heat the oil in a large saucepan and add the garlic slices
When the garlic starts to colour add the other ingredients
Mash down the tomatoes with the back of a wooden spoon
Bring to the boil
Let it simmer for a couple of minutes
Push the sauce through a dive to remove the garlic , basil leaves and pips
Scrape the bottom of the sieve into sieved sauce
Discard the contents of the sieve
Put the sauce back on the hob and simmer for at least 5 minutes
Let it cool
Put it on top of your pizza base and then add toppings