Preheat the oven to 220ºC
In a large bowl, add the flour, salt and sugar.
Cut the butter into small cubes and add it in the flour. Make sure the butter is straight out of the fridge and cold.
Using your hands, break the cubes and work them into the flour. Press the butter between your finger and rub it in.
When your dough has a sandy texture, add the ice cold water.
Now, mix the dough with a knife, moving it through the dough as if cutting it
Using your hands, form a dough (carefully use more ice water if the dough doesn't come together
Refrigerate for 15-20 minutes.
Gently spread it out on your pie tin and bake for 15-17 minutes, or until the crust turns light brown.
Let it cool completely