日本專家教路:食剩飯要放雪櫃邊個位置保存? 飯存放喺保溫電飯煲唔可以耐過X小時?

文: U Magazine
2023.11.20

自從疫情之後,好多人都習慣喺屋企煮食,如果煮多咗飯,當然係放入雪櫃保存,但原來點樣將剩飯放入雪櫃,同放喺雪櫃內邊個位置,原來都有學問,而就算將煮好嘅飯存放喺保溫電飯煲入面,其實都有個限期㗎!睇吓日本方面嘅專家點教路啦!

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【家居達人】網購包裝環保回收7大Q&A   水果網家居/露營重用妙法

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日本全國農業協同組合聯合會指出,雪櫃嘅冷藏室溫度,介乎於2至5度之間,會令米飯中嘅澱粉老化、水分流失,再翻熱進食嘅時候,好多時就會覺得乾巴巴,若要鎖住米飯嘅水分,可放進溫度為0度至零下18度嘅冷凍庫,而且最好將溫熱嘅米飯,用保鮮紙包起嚟,放到金屬托盤加速冷卻,再放入冷凍庫,就可令米飯維持濕潤嘅狀態,翌日再食時,用500瓦嘅微波爐加熱3分鐘,就可以食到好像啱啱煮好嘅鬆軟米飯。

日本全國農業協同組合聯合會指,最好將溫熱嘅米飯,用保鮮紙包起嚟,放到金屬托盤加速冷卻,再放入冷凍庫,就可以鎖住米飯嘅水分。

白飯放保溫電飯煲   最多都係放5至6小時
雖然而家嘅電飯煲都有長時間保溫功能,由日本米批發商組成嘅組織「全米販」,就建議大家最好只可以將煮好嘅飯,存放喺保溫飯煲約5至6 小時,超過咗呢個時間,飯入面嘅水份就會減少,令飯開始變黃變乾,影響味道,令口感變差。另一方面,枯草桿菌( Bacillus subtilis )會存在於澱粉質食物入面,如果米飯長時間處於保溫狀態,呢種菌小則會令米飯變味,大則可能令人嘔吐,而如果保溫溫度喺60度以下,更隨時有其他細菌滋生,所以請睇清楚保溫飯煲使用說明書內嘅使用守則。仲有一點要溫提大家:長時間開住保溫功能,其實都幾耗電,而通常將飯保溫半日至一日所用嘅電量,同煮一次飯差不多,想慳電費嘅朋友要記住呀!

日本米批發商就建議大家最好只可以將煮好嘅飯,存放喺保溫飯煲約5至6 小時,時間太長嘅話,飯會太乾兼口感變差。

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