The ornamental design for a touchscreenrecipebook, as shown and described.
FIG. 1 is a front elevation view of a touchscreen recipe book showing my new design;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a left elevation view thereof;
FIG. 4 is a right elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom elevation view thereof; and,
FIG. 7 is an isometric view thereof.
The broken lines appearing on the touch screen in FIGS. 1 and 7 illustrate indicia, and in FIG. 7, said lines illustrate a kitchen cabinet and form no part of the claimed design.