... freezing, soaking, and drying used to make chuño, a processed food that would keep well for several years. 6 New Foods in the Southern New World 133Vegetables and fruits rounded out the ... as for their labor, that fl esh freeze-dried to become charqui, which lasts New Foods in the Southern New World 129 The Pizarro expedition reached Peru to fi nd potato (initially they thought ... 127CHAPTER13 NEW FOODS IN THE SOUTHERN NEW WORLD A mountain climate means frost, and hail, and storms, against which desirable domesticated plants should be able to protect them-selves ....