This is the regulations for the diet of workhouse inmates agreed by the Eton Board of Guardians on the 8th June 1835.

Aged & Infirm Breakfast   6 oz bread
1 pint skimmed milk or gruel
  Dinner Tue, Thurs & Sat 4oz bread
2oz flour made into a pudding.
1 ½ pint soup
½ pint small beer
    Mon, Wed, Fri & Sun 4oz bread
6oz meat
vegetables
½ pint small beer
  Supper   6oz bread
2oz cheese or 1 ½ pint small beer
Able bodied Breakfast   6 oz bread
1 pint skimmed milk or gruel
  Dinner Sunday 4oz bread
6oz meat
vegetables
    Rest of week 6oz of bread
2 oz cheese
1 pint of broth or gruel
  Supper   1 ½ oz cheese
1 pint gruel
Children between 4 & 10 Breakfast   6oz bread
1 pint skimmed milk or gruel
  Dinner Sun, Tue, Fri & Sat 4oz meat
2 oz flour made into a pudding
vegetables
    Mon, wed & Fri 4oz bread
1 ½ pint broth or gruel
  Supper   1 ½ pint broth or gruel

For those of you who have been bought up with the metric system; oz means ounce, there are about 28 grams to the ounce. Six ounces of bread is about 4 modern slices of brown bread.
Gruel is a watery porrage made from boiled oatmeal.