They're the greasebombs you can't refuse. Those little fat-sponges with starch and salt attached.
1997 — "The Art of Lunch", The Manhattan Mercury, 12 October 1997:
Rather than cramming down a sandwich in front of a computer screen or standing in line for a greasebomb, the Arch Cafe crowd gets some quiet, some art, some interesting architecture and a nice view.
2001 — Christopher Nash, The Unravelling of the Postmodern Mind, Edinburgh University Press (2001), →ISBN, page 152:
The fashion inspires our cuisine; it's not only in Los Angeles, now, that you can eat a pastrami burrito (a greasebomb made of fried pastrami, fried peppers, fried cabbage, guava jelly, pickles, onions, wrapped in a burrito), […]
2007 — Make the Most of Your Time on Earth, Rough Guides (2007), →ISBN, page 308:
But it's the thousands of street carts and unpretentious restaurants vying for bragging rights to the city's finest greasebomb that make Philly's wheels turn.
2009 — Eddie Tafoya, The Legacy of Wisecrack: Stand-Up Comedy as the Great American Literary Form, BrownWalker Press (2009), →ISBN, page 55:
In the first few decades of the twenty-first century, it appears that the typical American has much more in common with the pastrami burrito than the "New Man" the transplanted French intellectual describes since Crèvecoeur's vision only involves descendants of Western Europe while the greasebomb draws from several continents.