Step 1:
1. Preheat the oven to 200°c. Step 3:
2. Line 2 baking trays with baking paper. Step 5:
3. In a large bowl, mix the caster sugar and instant coffee together. Step 7:
4. Place the butter in a saucepan over low heat and heat till boiling. Step 9:
5. Pour the melted butter into the mixture and leave for 5 minutes without stirring. Step 11:
6. Add the egg to the butter mixture and beat until it is thick and creamy. Step 13:
7. Sift the flour, baking powder and ground cinnamon together. Step 15:
8. Work in the flour into the butter mixture to make a soft dough. Step 17:
9. Take teaspoonfuls of the dough, roll into balls and place on trays. Flatten slightly with a fork. Step 19:
10. Bake in the preheated oven for 10-13 minutes. Step 21:
11. While the biscuits are baking, mix the sugar and cinnamon together to make the cinnamon sugar. Step 23:
12. As soon as the biscuits come out of the oven sprinkle with cinnamon sugar, allow to cool for a few minutes, and transfer onto a wire rack.