1 Mixture, 4 Different Flavour Cookies . . . how to

Hello bakers. If you want a good cookies recipe that can be made into multiple flavours then look no further!
This simple recipe is a great base for your favourite flavour.
It's also great for icing as it really doesn't spread.
The flavours i did were cinnamon, citrus, choc chip and pecan.
Recipe
225g butter
200g caster sugar
2 eggs
480g plain flour
30g cornflour
1/2 tsp cinnamon
zest of 1 orange, 1 lemon, 1 lime
100g choc chips
150g pecans