a recipe (instructions for making or preparing food dishes)

to use / to employ / to make use of, to apply / to spend

白い: white

敏郎, 俊郎, 敏朗: a male given name

白海豚: a beluga whale

白金: (rare, possibly proscribed) white gold

白瓜: the Oriental pickling melon, Cucumis melo var. conomon

an egg

an egg, including fish roe / the beginning or start of something (compare the uses of English terms kernel and seed) / a beginner or rookie at something

an ovum