Place the sugar and butter in a bowl of a standing mixer and using the paddle attachment, beat on medium until you have a smooth mix. About one minute

Change speed to low and add the flour, mix just until you have big lumps.

Pour the dough on a smooth clean surface add the sprinkles and bring it together. (do not over mix)

Place the dough between two sheets of baking paper (each the size of a regular cookie sheet) and using a rolling pin, roll the dough 1/3"-1/2" thick.

Place the dough to rest and harden in the refrigerator for minimum of 1 hour or over night.

Remove the dough from the refrigerator and preheat oven to 350F and line a baking sheet with baking paper Cut the dough using your choice of cookie cutters.

Using a small brush dipped with egg wash, brush the sides of the cookies where you wish them to meet and then gently "glue" them together into your design on the baking sheet. Make sure to leave about 1" between each design of cookies.

Bake for about 10-11 minutes (the Botton of the cookies should be golden), on the middle rack. Remove from the oven and allow to cool.

Decorate the cookies. SNAP.