The sign for butter uses a modified "H" handshape. Or a modified "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?)
Also see: BREAD
Also see: PEANUT-BUTTER
Notes: