One-Color Syncopated Brioche Stitch
This fabric is the same on both sides and creates a broken rib effect. For a variation, you can change the amount of brioche knit rows and brioche purl rows.

Syncopated Brioche – same on both sides

Cast on very loosely an even number of sts.
Set-Up Row: *sl1yo, k1; rep from *.
Rows 1-6: *sl1yo, brk1; rep from *.
Rows 7-12: wyif, *sl1yo, brp1; rep from *.
Repeat Rows 1-12.

Two-Color Syncopated Brioche Stitch
This is a beautifully reversible fabric that really lends itself to loads of design experimentation.
Syncopated Brioche in Two Colors – One side is the reverse of the other side

Loosely cast on an even number of stitches with using circular or double-pointed needles.
Set-Up Row 1 LS LC: *k1, sl1yo; rep from *. Do not turn, slide.
Set-Up Row 1 LS DC: *sl1yo, brp1; rep from *. Turn work.

Set-Up Row 2 DS LC: * sl1yo, brp1; rep from *. Do not turn, slide.
Set-Up Row 2 DS DC: *brk1, sl1yo; rep from *. Turn work.

Rows 1and 3 LS LC: *brk1, sl1yo; rep from *. Do not turn, slide.
Rows 1 and 3 LS DC: *sl1yo, brp1, sl1yo; rep from *. Turn work.

Rows 2 and 4 DS LC: *sl1yo, brp1; rep from *. Do not turn, slide.
Rows 2 and 4 DS DC: *brk1, sl1yo; rep from *. Turn work.

Rows 5 and 7 LS LC: *brp1, sl1yo. Do not turn, slide.
Rows 5 and 7 LS DC: *sl1yo, brk1. Turn work.

Rows 6 and 8 DS LC: *sl1yo, brk1. Do not turn, slide.
Rows 6 and 8 DS DC: *brp1, sl1yo. Turn work.

Rep from Row 1 LS LC.