Mix flour, baking powder and salt in large bowl
Cut in butter with a pastry cutter
Make a well in the middle of dough, and add beaten egg
Add ice water starting with 1/4 cup and bring together with fork until dough sticks together. Be careful to not add too much water. Dough should be sticky but not too wet.
Bring dough together and cut in half
Using a lightly floured board, sprinkle a little four on top of half of the dough and roll with rolling pin outward then turning the dough with your hands as you go.
When large enough for a pie pan, roll it up on the rolling pin and carefully unroll over the pie pan.
Trim edges with a knife leaving enough to fold over and crimp.
Crust is ready for filling