Ice 1-layer cake smooth. Mark cake top, 4 1/2 in. from bottom edge with toothpick. Cover area with tip 47 (ridged side up) basketweave. Pipe tip 18 rope top border for handle. Add tip 233 pull-out grass on top edge of basket. Attach bunny cookies to cake with dots of buttercream; pipe tip 5 bead paws. Add tip 233 pull-out grass bottom border and position icing decorations.