Pressure Cooker Recipes: Pressure Cooker Cookbook of Delicious, Fast, Healthy and Easy Recipes

Pressure cookers have been around for quite some time. In 1679, a French physicist and mathematician Denis Papin made the first version of the pressure cooker, (though he called it a steam digester at that time) with a large cast iron vessel and a lid that would fit tightly and then could be locked, completely sealing the cooker. In the earlier versions there was no safety valve and once during a demonstration of the pressure cooker it burst and that is how Papin came up with the safety val...