Using a sharp knife, slice an X into the tomatoes.Gently place the tomatoes into the boiling water.Boil the tomatoes for 25 seconds. Do not boil them for longer than 25-30 seconds or they will begin to soften and cook.
Remove the tomatoes immediately from the boiling water. Place the tomatoes directly into the cold water and let them cool off. Remove the tomatoes from the water. Begin peeling the skin at the X, pulling the skin back gently.
Sauce
Cut peeled off tomatoes in small pieces.
Put tomato pieces in a pot.
When it starts boiling, add salt and sugar and chopped basil and stir. (Ketchup is optional)