The original pattern for this is called a sinkmate. You can find it on Ravelry or google
'ravelry sinkmate'. It costs $2 and is a very different interesting quick to knit pattern.
Even better it is sold in aid of the Special Olympics and the designer has
raised over $6,000.00 dollars.
Materials: 30g Pure cotton yarn in main colour
10g Pure cotton in contrast colour
Pair 4mm needles
Yarn needle to sew in ends
Skills: KSSO - Slip 2 stitches together as if you are going to knit them together, then knit a stitch and pass both stitches over the knitted stitch.
Method: Cast on 72 stitches with contrast colour
Knit 5 rows of stocking stitch (1 row purl 1 row knit)
Row 6 Knit 30 stitches, then cast off 11 stitches knit last 30 stitches (61 stitches)
Change to main colour.
Row 7 K 29 stitches, place marker, knit into the back of the next stitch, pull yarn tightly across the gap and knit last 31 stitches.
Row 8 K all stitches (keeping the yarn tight across the gap).
Row 9 K to marker KSSO, Knit to end
Row 10 Knit
Repeat rows 9 and 10 until 1 stitch remains. Cut the yarn and pul through the stitch, finish by sewing in ends.