Civilization may crumble, but bad coffee is optional — I test coffee makers for a living, and these off-grid espresso machines are perfect for preppers

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So you've got your water, cash, canned food, and a wind-up radio, but something is missing from your prepping supplies. If the power goes out and your water supply is cut, how will you make your morning coffee? Put down that jar of instant granules — basic services might have failed, but your tastebuds haven't.

Drip coffee is an easy way to perk yourself up and boost your morale in a crisis (just pick up a ChemEx brewer or a simple dripper with some filter papers), but if you're aiming to conserve water then a shot of espresso is a better way to get your caffeine fix, so here I've focused on brewers for preparing shorter drinks.

Consider how you're going to store your emergency coffee supply, too. Whole beans will hold their flavor better than ground, and I recommend keeping them in an opaque, airtight container in a cool...

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