Young Man (in Park Row coffee-and-cake saloon)--Waiter, I want a beefsteak, unpeeled potatoes, and a couple of eggs fried on one side only!Related: Sunnily; sunniness. As a noun meaning "sunfish" from 1835.
Waiter (vociferously)--"Slaughter in the pan," "a Murphy with his coat on," an' "two white wings with the sunny side up!" ["Puck," April 27, 1887]