the best we've ever had.
Put flour, sugar (optional) & salt in food processor. Pulse a few times to combine.
Add butter cubes & pulse 3 – 5 times until butter is broken up into pieces the size of peas.
Slowly add ice water.
Turn dough out onto clean surface & form into 2 equal disks. Cover in plastic wrap & chill in fridge at least 1 hour.
Roll out on lightly floured surface.