Sledging ration

[4][5][6] Plasmon biscuits were taken in large quantities by Ernest Shackleton in his Antarctic Expedition of 1902, and were also favored by Douglas Mawson.

[11][12] For the Terra Nova Expedition of 1910 through 1913, daily rations for party members weighed over two pounds and provided 4,430 calories.

[2] Gino Watkins developed a sledging ration in 1930 for the British Arctic Air Route Expedition.

[13] On the British North Greenland expedition, party members were issued rations that provided 4,164 calories per day.

They included pemmican, butter, potato powder, cocoa, chocolate, sugar, rolled oats, dried milk, and biscuits.