While you probably already know to freeze bananas for smoothies when the peels start looking too spotty, there's a good chance you're letting other perfectly good foods go to waste by not putting them on ice before they turn.

To help you stretch your grocery dollars further, we've gathered some genius ideas from food and nutrition experts. Here, how to freeze a number of surprising foods—like ginger and tofu (yes, really!)—plus, how to thaw and use each one to make countless delicious dishes:

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