produce quick tips avocados although avocados are available throughout the year and can be found at any time in the produce section look for the best prices from winter through spring when avocados peak naturally on the tree soft spots or pits that rattle when the avocado is shaken avocados are picked before they naturally tree ripen so they may be deep green in color and hard to the because avocados are generally sold un-ripened they store at home well because they can be ripened according to when they are to be eaten it in the refrigerator avocados will also ripen naturally by leaving it at room temperature until it turns soft and the skin changes from rich in fiber and protein with very little sugar and no cholesterol the greatest amount of calories from avocado avocados were originally cultivated by the aztec indians about 5,000 years ago and were valued as a symbol of fertility and love remained almost unnoticed until recently substitute for butter and mayonnaise and even as a velvety base for smoothies and ice cream avocado toast guacamole sliced avocado