Potatoed

With the proper ration card, you could buy the day’s fare of black bread, black coffee and a potatoed version of borsch.

Source: wiktionary

They had seen the country once, a rolling valley from a train, the thigh-like cleaves of furrows of a potatoed field—from a window—or upon some swift auto ride; […]

Source: wiktionary

It can be clear clam broth or Manhattan clam chowder (red and tomato-y) or Boston clam chowder (a potatoed cream soup).

Source: wiktionary

[…] a ‘potatoed, corned and peopled country’ between Letterkenny, Limavady and Strabane formed an advantaged core zone, the inhabitants of which were predominantly Protestant with Presbyterians out-numbering Episcopalians in all localities (indeed, the district was ‘more Presbyterian’ than the immediate hinterlands of Belfast, Newry or Enniskillen each of which contained several parishes where Episcopalians were dominant).

Source: wiktionary