The tea cosy is worked in dc (US sc) rows for the walls and dc rounds for the roof in double knitting yarn. Colour block crochet is used for the doors and windows - I have included an excellent tutorial site for anyone new to this.
Cute Crochet Accesories for life ~Coco Rose Diaries: Accessories
May be a tea cosy but would make a cute stuffed toy! Sheep Tea Cosy Crochet Kit by WoollyChicDesigns on Etsy, - amazing!
Hand knitted birdhouse with blue titmouse tea cosy