Sweet crackers and cookies easily transform into delicious piecrusts. Be sure to use gingersnaps for the pumpkin ginger cheesecake pie and graham crackers for the chocolate s'more pie .
Cook's notes:
• To make cookie crumbs, break up crackers or cookies into small pieces, then pulse in a food processor until finely ground. • For pumpkin ginger cheesecake pie, use 4 (not 5) tablespoons melted butter plus additional for greasing.