The priest shall burn it, i.e. the parts now mentioned, and for the rest, they fell to the priest, Leviticus 7:31. The food of the offering, i.e. the fuel of the fire, or the matter of the offering. It is called food, bread, to note God's acceptance of it, and delight in it, as men delight in their food.
Related Commentaries of Leviticus 3:11
Leviticus 3:11
11 And the priest shall burn it upon the altar: it is the food of the offering made by fire unto the LORD.