A true depression-era classic people forget about. Simple, comforting, and surprisingly satisfying

a slightly sweet contrast.

For a make-ahead shortcut, hard-cook and chop the eggs the night before and refrigerate them; the next day, you only need to make the quick sauce and toast the bread. And if you’re cooking for a crowd, the sauce base doubles easily—just keep the ratio of equal parts butter and flour, and add milk gradually until you reach your desired thickness.