Leviticus 3:14

Then he shall offer from it, as his offering for a food offering to the Lord , the fat covering the entrails and all the fat that is on the entrails

From what you offer you are to present this food offering to the Lord: the internal organs and all the fat that is connected to them,

And he shall offer thereof his offering, even an offering made by fire unto the Lord; the fat that covereth the inwards, and all the fat that is upon the inwards,