Buko pie

step 1
Blend flour and salt in a bowl. Cut in shortening using two knives or a pastry cutter.
Combine yolk, vinegar and water, slowly add the liquid to the flour mixing until dough can be handled.

step 2
Divide dough into 2 parts with one part slightly bigger than the other. Roll bigger dough to about 2 inches larger than a 16-inch pie form

step 3
Fit dough into a pie plate, letting sides hang.

step 4
Roll out remaining dough for the crust.
Set aside.

step 5
Combine filling ingredients in a heavy bottom saucepan.

step 6
Cook stirring constantly until thickened. Cool then pour into prepared crust.
Cover with top crust; flute or fold edges together to seal.

step 7
Bake for 1 hr. at 180 C.