You can email the report to any email address you like or save it to Prep & Pantry's Documents directory on the iPhone. You can then access the saved report through iTunes. This article will go into some details about how to do this : http://www.macobserver.com/tmo/article/ipad_transfering_files_with_itunes
The .txt reports may be viewed with any document viewer. The .csv reports are best viewed through your favorite spreadsheet application. If you do not already have a spreadsheet application installed on your desktop computer, Open Office is a free and easy to use application suite with a spreadsheet app. It is best to manually import the CSV instead of just double clicking the .csv file.