Expecting stew for dinner with はず

Grammar Explanation: Expectation with はず

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At the end of her school day, Chino pauses to think about tonight’s meal.

チノ:: 「今日(きょう)の夕飯(ゆうはん)はココアさんがシチューを作(つく)ってくれるはず…」; "Cocoa-san should be making stew for dinner today."