Making the cookies
Line a baking tray with parchment paper.
Fit the K-Beater.
Add butter, sugar and flour into the appliance bowl, fit the splashguard.
Mix and then scrape the bowl – 2 minutes, speed 2.
Mix – 1 minute, speed 2.

Line a work surface with parchment paper.
Place the dough on the paper and cover with another piece of parchment paper.
Roll out until 1 cm thick and cut into 5 cm circles.
Place the cookies on the baking tray.
Chill in the fridge for 30 minutes.

Making the crumble
Preheat oven to 190ºC.
Fit the Knife Blade to the Food Processor attachment.
Add butter, brown sugar, oats, flour and cinnamon into the attachment.
Pulse until combined and crumbs form.
Remove the attachment from the machine.

Spoon about 1 tsp of blueberry jam onto the biscuits. 
Top with crumble mixture.
(Tip: Pile the crumble on each cookie as it will give a good topping as the cookie spreads.)
Bake for 15 minutes, 190ºC.
Remove from the oven and let cool.

Serve.