Materials and Lighting: 3D Doughnut

I am currently working my way through Andrew Price's (aka the Blender Guru) excellent Blender course on Youtube

https://www.youtube.com/watch?v=TPrnSACiTJ4&list=PLjEaoINr3zgEq0u2MzVgAaHEBt--xLB6U&index=2

Prepare yourself for more doughnuts.

Through creating this image I learned about
- Lighting
- Materials
- Rendering
- Compositing (particularly how powerful this can be in denoising renders)