Rinse the tomatoes, then pat them dry.
Remove the stem and core.
Blanch the tomatoes for 1 minute or until the skins split.
Slice the tomatoes into quarters, then place them in a saucepan. Cover and cook for 10 minutes or until tender.
Place the pan in cold water to stop the cooling process.
Pour into freezer-safe containers, allowing 1/2 to 1 inch of headspace for expansion.
Seal and label with the date.