How to Work Diagonal Box Stitch
Diagonal Box Stitch
Step 1 Chain 6, dc in the fourth chain from your hook and in the next 2 chains, do not turn.
Step 2 Chain 6, and repeat Step 1.
Step 3 Rotate the first square so the initial chain-3 space edge is on top (this puts a twist between the two squares), insert your hook into that space as shown above, and join with a slip stitch.
Step 4 Chain 3, and work 3 dc into the same chain-3 space.
Step 5 Pick up a new color and repeat Step 1.
Step 6 Turn your work, and join to next chain-3 space with a slip stitch.
Step 7 Repeat Step 4 in each square along the row.