Sift flour, cornflour and cardamom powder together in a mixing bowl.
Add about 2 tbsp of the sifted flour mixture to the tutti frutti and mix well.
Put butter and sugar in a big mixing bowl. Cream sugar and butter with a whip or spoon till it becomes soft and appears a little white.
Add milk and whip well.
Add the flour mixture. Mix using a spatula.
Add tutti frutti.
Using your hands, form a dough. It should be soft.
Let the dough rest for 5 minutes.
In the meantime get the cling film,foil or plastic sheets ready to wrap the dough.
Divide the dough into 4-6 parts.
Gently roll each part into a long thick cylinder or log shape. The diameter is about 1-1½ inches.
Wrap it up in the plastic sheet,foil or cling film.
Leave the dough in the fridge for 30-60 minutes or overnight.
Preheat the oven to 180°C.
Grease baking trays lightly with butter.
Cut the dough into slices about ¼" thick.
Bake the cookies for 8-10 minutes till the edges appear light brown.
Remove the tray from the oven.
Leave the cookies on the tray for 5 minutes.
Then slowly remove them from the tray and let them cool on a wire rack.
Store the cookies in an airtight jar.