The roasted soy within the kinako flour can impart a nutty, earthy flavor that tastes quite similar to malted milk powder. Though it's not a one-for-one flavor match, kinako will still do a great ...
Like the flavor notes of a cacao nib (but much more ... While you can use a handheld milk frother to incorporate the powder into milk or water, I found the traditional bamboo matcha whisk helpful.