PROBLEM TO BE SOLVED: To provide a food product molding device easily separating a molded body and having inexpensive price, and a food product formation kit.SOLUTION: There is provided a food product molding device 1 for molding and solidifying a food product at a flowing state in a molding space CA, which has a first member 11 having a concave molding surface 11w and a second member 12 having convex molding surface 12w forming the molding space CA with facing the concave molding surface 11w, in which an air reservoir projection 10, which is recessed in a direction away from the concave molding surface 11w at a state facing the concave molding surface 11w of the first member 11, is formed in a part of the convex molding surface 12w of the second member 12 and the air reservoir projection 10 can be deformed toward a food material side when the fool material is molded and solidified in the molding space CA.SELECTED DRAWING: Figure 1【課題】成形体の分離が容易であり且つ安価な食品成形器及び食品形成キットを提供する。【解決手段】流動状態の食材を成形空間CA内で成形固化させる食品成形器1であって、凹状成形面11wを有する第1部材11と、凹状成形面11wに対面して成形空間CAを形成する凸状成形面12wを有する第2部材12と、を備え、第2部材12の凸状成形面12wの一部には前記第1部材11の凹状成形面11wと対面している状態において凹状成形面11wから離れる方向に窪む空気溜突起10が形成され、空気溜突起10は、成形空間CA内で食材が成形固化されたとき当該食材側に向かって変形可能である。【選択図】図1