In this video, I talk about my thought process when doing a bottle pour composite. I give a list of specific things I'm looking for in each image that I will use in a final composite image.
Nicefoto Optical Snoot: https://amzn.to/3tCCcEa
^ this may need to be converted to fit your specific lighting.
Barn doors: https://amzn.to/3h5IkPH
Savage Diffusion Plastic Roll: https://amzn.to/2FxQK4K
Strobes: Paul C. Buff Einstein
https://www.paulcbuff.com/Flash-Units/einstein-flash-unit.html