I use a dish in my tank too--little dudes have figured out where the food is and they actually show up pretty quickly once I start doling it out. However, it does leave the food open to things like, oh, my boy Milton grabbing a piece of Beefheart that's too large for his face and swimming around with it in his mouth like a trophy. :-p
Eliot Ness, DeT, & Little Girl, VT.
J Edgar Hoover, Pleco; The Cavalry, Tetras;
John, Rodney, Carson, and Ronin the Cory Cats;
Snap, Crackle, Pop the Black Kuhli Loaches.
Sammie Rae & Ianto, DSHs