My sister was diagnosed with stage 4 alcoholic cirrosis needing some recipes would be great for?

I would recommend you speak with her doctor to find out if she is on any medication that might not mix well with certain foods or beverages. I'd also suggest speaking with a dietician. Malnutrition is usually a big deal but intake of protein may be required so you should know what you are doing and not make it worse.
Ask if Ensure or Boost supplements are allowed.

"For those with compensated liver cirrhosis this goal can be achieved with a normal diet without any restrictions in carbohydrates, proteins or fat. ... There is an exception, however, for those patients with severe hepatic encephalopathy (grades III and IV) who should be deprived of protein intake."