The sign for butter uses
a modified "H" handshape. Or a modifed "U" handshape eh? But notice
that the thumb on the dominant hand is along side and not tucked in.
In my case that is my right hand.
Pull the fingertips of your index and middle fingers across the
palm of your non-dominant hand. Use a double movement.
BUTTER:
Sample sentence: Do you like bread with butter? (BREAD WITH
BUTTER YOU LIKE?)