PROBLEM TO BE SOLVED: To provide a pet food that has excellent palatability.SOLUTION: A pet food, which consists of aggregations of formed pellets, includes main food puffed pellets (A) and auxiliary food puffed pellets (B). In the pet food, the difference in hardness between the main food puffed pellets (A) and the auxiliary food puffed pellets (B) is 5 N or more. In the present invention, the hardness of the auxiliary food puffed pellets (B) should preferably be smaller than that of the main food puffed pellets (A). The pet food of the present invention should preferably be for a dog.【課題】嗜好性に優れたペットフードの提供。【解決手段】成形された粒の集合からなるペットフードであって、主食膨化粒(A)と、副食膨化粒(B)とを含有し、主食膨化粒(A)と副食膨化粒(B)の硬さの差が、5N以上であることを特徴とするペットフード。本発明において、前記副食膨化粒(B)が、主食膨化粒(A)よりも硬さが小さい粒であることが好ましい。本発明のペットフードは犬用であることが好ましい。【選択図】なし