Rotate your chest through the ball to stop the flip
A big reason golfers flip the chip is the body going static, which lets the hands take over. Make sure you rotate your chest through the ball and keep everything moving through the shot; when the body keeps turning it is much harder to flip through impact.
Channel: Dan Grieve
Watch official source at 11:34Why this context matters
Third swing fault; he stresses it is linked to the flip.