This is a bottom-up, seamless coin purse. 
The folded hem bottom holds it’s shape well, then knit upward in round. 
The coin purse that fits inside the tart is knitted top to bottom in round. Attach a string made from I-cord to finish.
 
KNITTING NEEDLES 
3.5 mm (US4) a set of double pointed needles 
3.25 mm (US3) a set of double pointed needles
 
YARN 
Fingering & Lace mohair held together or Sport weight 
Tart bottom : (Vi)laines Chaussettes , 6G05 (20 g / 85 m) : 15 meters 
Chestnut Mousse : Casbah Hand dyed yarn , Bronze (115 g / 325 m) : 15 meters 
Cream : Gathernor Preseli , White (50 g / 200 m) : 3.5 meters 
Coin purse : Mominoki Yarn Finnwooli , Copper (100 g / 360 m) : 22 meters
 
GAUGE 24 stitches X 28 rows (10 x 10 cm) in Stockinette stitch using 3.5 mm (US4)
 
NOTIONS 1 marker, a tapestry needle
 
FINISHED MEASUREMENTS 
Mont Blanc Tart : 8 cm in length, 7.5 cm in width 
Coin purse : 5 cm in length, 5 cm in diameter 
String : 20 cm in length