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How to Use Food Before It Goes Bad

In memory of every bag of spinach that became soup without permission.

Most food does not go bad because you bought too much. It goes bad because the fragile stuff got buried behind the condiments and lost the race against time. Fixing that takes two habits: knowing what expires first, and having a handful of rescue meals that can absorb anything.

The fridge triage order

Rough lifespans once things are home and refrigerated. These are estimates, not food-safety guarantees; your nose and eyes outrank any list, and when in doubt, throw it out.

• Days 1 to 3: fresh herbs, leafy greens, berries, ripe avocados, fresh fish, opened deli meat, cooked rice.
• Days 3 to 7: mushrooms, zucchini, cucumbers, tomatoes, raw ground meat (cook within a couple of days), most leftovers.
• Week 1 to 2: broccoli, peppers, lettuce hearts, opened yogurt, soft cheeses.
• Weeks 2 and beyond: carrots, cabbage, celery, apples, citrus, eggs, hard cheeses, butter. The back row of the marathon.

Plan meals in that order. Herbs and greens tonight, mushrooms midweek, the cabbage whenever. That single sorting habit prevents most fridge funerals.

Storage tricks that buy extra days

• Greens: keep them dry. Moisture is the enemy; a paper towel in the bag absorbs it.
• Herbs: treat like flowers. Trim the stems, stand them in a glass of water, loosely cover.
• Ripe avocado: refrigerate it. Cold roughly pauses ripening and buys you an extra day or two.
• Onions and potatoes: cool, dark, dry, and apart from each other. They make each other worse, like some roommates.
• The freezer is a pause button: bread, cooked rice, raw meat, grated cheese, even chopped herbs in oil. Freeze on the day you admit defeat, not three days after.

Rescue meals that absorb anything

These four formats will eat almost any about-to-expire ingredient with dignity:

• Fried rice: the classic. Old rice plus any protein plus any vegetable plus soy sauce.
• Frittata: eggs turn random vegetables and cheese ends into brunch.
• Soup: soft tomatoes, tired celery, and wrinkly peppers were born for this.
• Smoothies: spotty bananas and soft berries taste better blended than they look whole.

More formats like these live in easy recipes using ingredients you already have.

Let the app watch the clock

This is the part FridgeSnap automates. When you scan your fridge, it checks how ripe things look and tags each ingredient with a use-by estimate: "use today", "use tomorrow", "3 days left". Recipe generation then prefers the ingredients closest to their date, so the spinach gets rescued before the carrots even get a callback. The tags are estimates based on what is visible in the photo, not a food-safety verdict, so the smell test still applies. See it on the freshness section of the homepage.

More guides: how to reduce food waste at home · what can I make with what's in my fridge