Free Checkerboard Crochet Stitch.
(ch a multiple of 6 sts + 5)
Row 1 Work 1 sc in 2nd ch from hook and in each ch across. Turn.
Row 2 Ch 3 (counts as 1 dc throughout), skip first sc, 1 dc in next 3 sc, *ch 2, skip next 2 sc, 1 dc in next 4 sc; rep from * to end. Turn.
Row 3 Ch 5 (counts as 1 dc and ch 2), skip first dc, *skip next 2 dc, 1 dc in next dc, 2 dc in ch-2 sp, 1 dc in next dc, ch 2; rep from *, end skip last 2 dc, 1 dc in top of t-ch. Turn.
Row 4 Ch 3, *2 dc in ch-2 sp, 1 dc in next dc, ch 2, skip 2 dc, 1 dc in next dc; rep from *, end 2 dc in last ch-2 sp, 1 dc in 3rd ch of ch-5 t-ch. Turn.
Row 5 Rep row 3.
Row 6 Rep row 4.
Row 7 Ch 1, 1 sc in each dc and 2 sc in each ch-2 sp across, end 1 sc in top of t-ch. Turn.
Row 8 Ch 1, 1 sc in each sc across.
Rep rows 2-8.
