An improved method of vacuum infusion of a supplement in a porous food product comprising treating a porous food product having a majority pores of within a certain diameter size range with a supplement dispersed in a carrier wherein the supplement comprises particles the majority of which have a size range which is less than the pore diameter size range, said method performed under suitable conditions and for a suitable tone to achieve infusion of the supplement into the food product, the improvement comprising higher levels of supplement incorporation than with other supplement particle sizes.