Decorate house backs (inside of houses). Ice walls on both houses smooth with spatula. Pipe tip 45 trim on peak of both houses. On Chimney House, mark a 1 1/2 in. circle for wreath; pipe tip 3 dot wreath and bow. Mark fireplace using pattern, starting 1 in. from left edge of wall. Ice inside area smooth. Using heavy pressure, pipe tip 3 bricks (smooth with finger dipped in cornstarch). Pipe tip 3 outline mantel; add tip 3 outline candles and dot garland, tip 2 dot flames. For Santa, outline and pipe in tip 7 head (pat smooth). Outline and pipe in tip 3 suit, hat and boots (pat smooth). Pipe tip 2 dot facial features. Add tip 3 zigzag fur trim, swirl beard and pompom, pull-out moustache and dot mittens. Pipe tip 3 dot garland along bottom of trim. On Door House, mark inside door 1 3/4 x 3 1/4 in. high; outline and pipe in (pat smooth). With tip 3, outline and pipe in a 1/2 in. square window; add dot doorknob. Mark upstairs railing, with top beam 2 3/4 in. from house peak and bottom 1 in. below top beam.
Pipe tip 3 outline beams with vertical posts 1 in. apart. For staircase, mark and pipe in riser pattern; mark banister 1 1/2 in. above riser, following angle. Pipe tip 3 outline banister with vertical posts 1 in. apart. Figure pipe family using tips 2, 3 and 7. Pipe tip 3 dot garland on staircase and railing. For gifts, trim jumbo spice drops into squares and roll in granulated sugar. Pipe tip 2 outline ribbons and bows. Ice white fondant-covered board fluffy with spatula, leaving walkway clean. Attach mini jelly candies for walkway. Position cone trees and packages.