Assuming you are looking for a food safe hygenic paint we can recommend Rust-Oleum 8700 Hygienic Acrylic Topcoat.

For this application you will also require Rust-Oleum 8798 Hygienic Acrylic Primer.

Prior to application remove grease, oil and all other surface contaminations by alkaline or high pressure- (steam) cleaning in combination with appropriate detergents.

New concrete, plaster or brick surfaces should cure and dry for at least 30 days prior to application of the coating.

Remove contamination with RUST-OLEUM ND14. Wash surface with plenty of fresh/warm water or high pressure- (steam) cleaning in order to remove all remnants of contamination and cleaners.

Remove deteriorated coatings by scraping and wire brushing. Sand intact coatings to roughen the surface slightly. The surface must be clean and may be slightly damp during application.