Need to use glass bowls. Tried with ramkins last night and wasn't so good data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7
The single most important factor is fresh eggs. Older eggs will split in the water.
Put an egg in a glass of water. If it sinks, then it's fresh