Dogface puffer feeding frequency

[mrkjsn]

How often should I be feeding this puffer? I feed it with shrimp which it likes but it seems to have a never ending appetite as its constantly trying to find food in the tank.

Thanks!

 

[future]

i got the a dogface also, just got him. so far he really likes the worms i feed him.. i heqard crabs are really good for them so im gonna try that next.