Portion Guide
| Size | Fruit cake | Sponge cake | 
|---|---|---|
| 13cm (5″) round | 18 | 8 | 
| 13cm (5″) square | 20 | 10 | 
| 15cm (6″) round | 20 | 10 | 
| 15cm (6″) square | 36 | 18 | 
| 18cm (7″) round | 36 | 18 | 
| 18cm (7″) square | 48 | 24 | 
| 20cm (8″) round | 48 | 24 | 
| 20cm (8″) square | 64 | 32 | 
| 23cm (9″) round | 64 | 32 | 
| 23cm (9″) square | 81 | 40 | 
| 25cm (10″) round | 81 | 40 | 
| 25cm (10″) square | 100 | 50 | 
| 27.5cm (11″) round | 100 | 50 | 
| 27.5cm (11″) square | 121 | 60 | 
| 30cm (12″) round | 121 | 60 | 
| 30cm (12″) square | 144 | 70 |