PROBLEM TO BE SOLVED: To provide a food product in a microwavable container with which a fully delicious cooked rice food, such as risotto or paella, having moderately uncooked rice grains, is cooked.SOLUTION: The food product in a microwavable container 1 is prepared as follows: quick-cooking rice 4 having a water content of 54-71 wt.% is placed on the side of a bottom part 3b in a lidded container 3 heated fluid seasoning liquid 5 containing 1-4% of starch and solidified at a temperature of not more than 10°C is placed on the upper surface of the quick-cooking rice 4 on the side of an opening part 3a to be housed in the container.COPYRIGHT: (C)2010,JPO&INPIT【課題】電子レンジで加熱するだけで、米粒の芯を程よく残したリゾットやパエリア等の米飯調理食品を、本格的な美味しさを有したものとして調理できる電子レンジ加熱用容器入り食品を提供する。【解決手段】施蓋した容器3内の底部3b側には含水率54~71%の早炊米4を、開口部3a側には澱粉を1~4%含有し10℃以下で固化させた加熱流動性の調味液5を前記早炊米4の上面に載置して収容してある電子レンジ加熱用容器入り食品1とする。【選択図】 図2