Download the pattern pdf for free here:
Gingerbread Icing Hat pdf

Cast on 121 stitches, k tog first and last to join.

5 rows of k1, p1 ribbing

Pattern:
row 1: p1, k4 - repeat to end
row 2: p1, k4, p1, k1, p2, k1 - repeat to end
row 3: p1, cable k4, p1, k4 - repeat to end
row 4: p1, k4, p1, k1, p2, k1 - repeat to end
row 5: p1, k4 - repeat to end
row 6: p1, k4, p1, k1, p2, k1 - repeat to end

repeat these rows until had measures approx. 5.5 in and then start decrease rows.

Decrease

Cable when needed based on pattern above. Also, change to dpn when work gets small enough.

row 1: (p1, k4, p1, k1, p2, k1, p1, k4, p1, k1, p 2 st together, k1) to end. You are decreasing every second non-cable section of the pattern.
row 2: (p1, k4, p1, k4, p1, k4, p1, k3) to end.
row 3: (p1, k4, p1, k1, p2, k1, p1, k4, p1, Knit together first knit and purl stitch, k1) repeat to end.
row 4: (p1, k4, p1, k4, p1, k4, p1, k2) to end.
row 5: ((p1, k4, p1, k1, p2, k1, p1, k4, p1, Knit 2 st together) repeat to end.
row 6: (p1, k4, p1, k4, p1, k4, purl together next purl and knit st) to end.
row 7: (p1, k4, p1, k1, p2, k1, p1, k4, knit together next knit and purl st) to end.
row 8: (p1, k4, p1, k4, p1, k4) to end

row 9: (p1, k4, p1, k1, p 2 st together, k1, p1, k4) to end. You are now decreasing the first non-cable section of the pattern.
row 10: (p1, k4, p1, k3, p1, k4) to end.
row 11: (p1, k4, p1, Knit together first knit and purl stitch, k1, p1, k4) repeat to end.
row 12: (p1, k4, p1, k2, p1, k4) to end.
row 13: ((p1, k4, Knit 2 st together, p1, k4, p1) repeat to end.
row 14: (p1, k4, purl together next purl and knit st, p1, k4) to end.
row 15: (p1, k4, knit together next knit and purl st, p1, k4) to end.

Decrease of cable sections
row 16: (p1, k3, knit together next knit and purl st, k4) to end
row 17: (p1, k5, k together last two knit st) to end
row 18: (p1, 6-st cable w/ needle in front) to end.
row 19: (k together first purl and knit st, k5) to end.

From here on out k2 together every row until there are about 6 st left, bind off.