This recipe is identical to the one I use with the exception that I substitute VANILLA extract for the ALMOND extract (family preference). I also squeeze a bit of lemon juice into the blueberry mixture, not a lot, maybe a tablespoon??
I use a pre-rolled store-bought pie crust because I am lazy.
https://pieofthebeholder.com/2011/02/14/pie-12-blueberry-sour-cream-pie/