This could be some plasticine, clay, a hand-grip exerciser or a stress ball that you keep nearby to help you if the craving strikes. Some people choose to wear a ring, or bind their two smoking fingers together with a plaster or elastic band. You might want to start drinking through a straw so the action of smoking can be mimicked to trick your mind away from the craving.
Did you know?
A rhythmical action of squeezing the hand regulates breathing, creating a calming meditative state.