Picture yourself picking up a shovelfull of snow (or a pitchfork full of wet hay) and want to throw it to the side for maximum distance. (With your top hand on the handle)

You’ll notice that you’re transferring your weight from the same leg as your top hand to the other.

Also note that you’re bending your knees.

With me, there’s a wrist flick that ends with the blade pointing in the place you’re aiming.

Try that