I have very fond memories of a fleet of early Suburbans (the next gen) prowling the streets of LA selling Donuts and other baked goods for "Helms Bakery" They would open the rear doors and had drawers slide out with all the goodies to eat.
https://bakingbites.com/2013/08/the-...ulver-city-ca/
Love your build and can't believe the amount of work but should be an awesome driver and a real looker.