📝 Instructions

1. 1 Preheat oven to 190C
2. 2 Beat butter and 175g sugar until pale
3. 3 Add egg and vanilla beat well
4. 4 Sift flour cream of tartar and bicarb
5. 5 Fold into butter mixture
6. 6 Mix remaining sugar with cinnamon in shallow bowl
7. 7 Roll tablespoon balls of dough in cinnamon sugar
8. 8 Place on lined tray 5cm apart
9. 9 Flatten slightly with hand
10. 10 Bake 10-12 mins until edges set but centre still soft
11. 11 Cool on tray 5 mins before transferring