Illustration: Katherine Streeter

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A warm, hearty start to your day can be the perfect buffer against chilly mornings. And beyond the obvious options, there's a bounty of less familiar but still good for you grains that can easily transform into piping hot porridge. Whip up a big batch of these heart-healthy picks on Sunday, then reheat single servings throughout the week for speedy, substantial, delicious A.M. meals.