How do I make this easter cake in an 8 inch tin?

[UnsureWhatToDoNow]

I want to make this cake

Ginger simnel cake

But only have an 8 inch tin.

Could someone tell me how do I upscale the ingredients please?

bump

bump

I tend to increase by 1 extra egg per inch of cake tin. I reckon you should be ok if you were to increase the quantities in your recipy by a third.