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How to blind bake a pie crust 
Preheat your oven to 375 degrees f (190 degrees c). 
Dock your pie crust. 
Docking a pie crust is when you put little holes all over it to keep steam that forms underneath your pie crust when it cooks from expanding your pie crust.

Choices:
(I). This allows fresh air to enter when you bake it in the oven. Hold an oven thermometer to determine whether your pie crust is at or just above 375 degrees f (190 degrees c)..
(II). You can use a fork or a pastry docker to prick the pie crust all over. Cover the pie crust with parchment paper or aluminum foil..
(III). This takes up to seven minutes and you should find the crust easily. If not, you'll have to wait until the oven is hot and/or has likely been turned off..
(IV). The holes can be small, deep or small. Only fill the pie crust half full and leave the other half completely empty..
(II).