In a small bowl, combine the flour, baking soda and salt. In a 1-qt. glass container, layer the flour mixture, sugar, brown sugar, oats, walnuts, cereal and cranberries. Cover and store in a cool dry place for up to 6 months. Yield: 1 batch (about 4 cups total).
To prepare cookies: In a large bowl, beat the butter, egg, water and vanilla until blended. Add cookie mix and mix well.
Drop by rounded tablespoonfuls 2 in. apart onto ungreased baking sheets. Bake at 350° for 10-12 minutes or until golden brown. Cool for 1 minute before removing to wire racks to cool completely. Store in an airtight container. Yield: about 2-1/2 dozen.