How to bowl an outswing in cricket

There are to types of batsmen: left handed batsman and right handed batsman.if you are right arm bowler and you want to bowl outswinger to right handed batsman. these means that bowl will go away from the batsman.
to do that:-

grip the ball with your middle finger top of the seam and index finger at on the outer edge of the seam and your thumb as a leading finger grips the ball and ball will move away from the batsman at point of impact on the pitch.

for the left handed batsman, the grip will oposite direction.