water-porridge

The rich mix this in the porridge into which they convert their meal, and, as it is thus rendered nutritious and strength-giving, an expression of scorn is sometimes heard respecting the poor or weak, to the effect that “they are water-porridge men.”

Missionary Travels and Researches in South Africa 2004

Potatoes and water-porridge constituted the ordinary daily food of people in the position of Clare's parents, and they thought themselves happy when able to get a piece of wheaten bread, with perhaps a small morsel of pork, on Sundays.

The Life of John Clare Martin, Frederick, 1830-1883 1865

Potatoes and water-porridge constituted the ordinary daily food of people in the position of Clare's parents, and they thought themselves happy when able to get a piece of wheaten bread, with perhaps a small morsel of pork, on Sundays.

The Life of John Clare Frederick Martin 1856

Mr. Bell said they absolutely lived upon water-porridge for years -- how, he did not know; but long after the creditors had given up hope of any payment of old Mr. Thornton's debts (if, indeed, they ever had hoped at all about it, after his suicide,) this young man returned to Milton, and went quietly round to each creditor, paying him the first instalment of the money owing to him.

North and South Elizabeth Cleghorn Gaskell 1837