Comparing this with the readymade powdered spices that are available in the market, it is a very profitable choice. The packaged products are fresh till they are not opened. After taking out from their pack, they lose their quality even if you are storing them in air-tight containers.It's a good idea to serve two kinds of soup so your guests have a choice. Consider a hearty stew and a creamy pureed soup for a well-balanced menu. Include a vegetarian option for guests with vegetarian preferences. A minestrone soup with pasta, veggies and beans is a good choice. The spice grinder uses very little amount of energy and provides efficient performance. You can be able to grind a large amount of spices with minimum effort and the energy the device will be consuming to provide the function will also be very less.