Sue a Little Heroine by L.T. Meade

Mrs. Warren made a very hearty meal. She swallowed down cup after cup of strong coffee, and ate great hunches of thick bread-and-butter, and called out to the children not to shirk their food.

But, try as they would, neither Connie nor Ronald had much appetite. Connie, in spite of herself, could not help casting anxious glances at the little boy, and whenever she did so she found that Mrs. Warren had fixed her with her bold black eyes. It seemed to Connie that Mrs. Warren's eyes said quite as plainly as though her lips had spoken: