In mixing bowl, cream butter & sugar; beat in egg, vanilla & rum flavor. Gradually add flour & cream of tartar, beating just until mixed. Stir in cherries, pineapple, raisins & nuts. Divide dough in half. Roll each into a log about 2 inches around. Wrap in wax paper – freeze firm.

To bake, slice cookie rolls ¼ inch thick with a sharp knife; place on a greased baking sheet & bake at 375* for 12 – 14 minutes until lightly browned on edges. Cool on rack.