How to Draw Like Paula Rego

Having stumbled across this on the tate website,  I now have a greater understanding of the thought processes of how Rego create her large work in multiple layers of pastel and I'm inspired to try myslef using a still life, just like Katy Papineau did in the video on the tate website.

https://www.tate.org.uk/art/artists/paula-rego-1823/how-draw-paula-rego