Thumb Score: +8 The Hoosier Mama Book of Pie: Recipes, Techniques, and Wisdom from the Hoosier Mama Pie Company Kindle Edition [amazon.com] Digital List Price: $20.99 4.8/5 stars (67 customer reviews) When Paula Haney first opened the Hoosier Mama Pie Company on March 14, 2009 (Pi day, appropriately enough), she worried whether her new business could survive by specializing in just one thing.