Mix together dry ingredients for the crust.
Put the butter pieces in, and with you fingers, work the butter into the flour. After a minute or two, you should have a coarse crumbly meal-like texture.
Add egg and stir it in.
Add 2 tablespoons cream and stir. Did the dough come together? If not, add a bit more cream. Once the dough comes together, shape into a disk, wrap in plastic and refrigerate.