In a high speed blender or food processor, add your blanched almonds and blend very well, until a superfine powder remains. Shake the flour and blend once more, to ensure it is completely blended.
Transfer your flour into a sealable container or jar.
Notes
TO STORE: Almond flour can be stored in an airtight container at room temperature for up to six months or in the refrigerator for up to one year. TO FREEZE: Place the flour in a freezer-safe bag and store it in the freezer for up to six months.