eli5: why is potato chips so high in calories but potatoes are relatively low?

Question

eli5: why is potato chips so high in calories but potatoes are relatively low?

In: Other

Answer 1

Frying the potatoes changes/ reduces the resistant starch (basically starches we can’t digest but are actually good for us). Coupled with the loss of water from the spuds, they become more calorie dense and the oil they are fried in only adds more calories