convert recipes between round, square and rectangular cake tins, calculate how much to increase or decrease ingredients, and see a scaled ingredient list.
For example, changing from a 20 cm round cake tin to a 23 cm round tin requires approximately 32% more cake mixture, assuming the same cake depth.
The calculator will also support centimetres and inches, with a reminder that baking times may need adjusting.
Cake Tin Size Converter
Resize your cake recipe for a different baking tin
1. Original recipe tin
2. New cake tin
For round tins, enter the diameter. For square tins, enter one side. For rectangular tins, enter width and length. Optional batter depths must use the units selected for their respective tins.
3. Scale your ingredients
Enter the quantities from your original recipe. Results update when you calculate.