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More than a century ago the first electric domestic refrigerator appeared, the Domelreand it cost about $900: more than many cars of the time. For years it was a luxury reserved for fewbut it ended up changing our relationship with food forever… and also creating a new obsession: putting everything inside “just in case.” Today, a century later, we continue to discover that perhaps we over-braked. The cold war of the kitchen. Few domestic discussions are as universal as deciding what goes in the fridge and what is left out. For years we have put almost anything cold by instinct, convinced that preserving meant refrigerating. But the experts they have been dismantling that logic piece by piece. Ketchup is not always urgent, nor does bread improve when enclosed in yogurt, nor does olive oil become purer by solidifying. The refrigerator is not a universal solution: improperly used it can accelerate the loss of flavor, alter textures or even promote problems such as mold. Red wine and the first great heresy. The most striking cultural change is possibly cold red wine. What for decades seemed outrageous is becoming a trend, driven by younger generations who no longer respect the old rule of serving it “at room temperature.” In that sense, wine expert Tom Gilbey summed it up in the Guardian: “We serve the wine too hot… it accentuates the alcohol and makes it taste like soup”. Their conclusion is simple: almost all wines improve somewhat colder than usual, especially light reds such as pinot noir or beaujolais. The cold does not kill the wine, it refines it, illuminates its fruit and makes its acidity more lively. Bread, the great victim of the refrigerator. Here comes one of the great domestic corrections. Many people put bread in the refrigerator (be careful, not in the freezer) thinking that it will last longer this way, but the real effect is different. Kate Hall, household food waste expert and author of The Full Freezer Methodmakes it clear: “It will take longer to get moldy, but it will get hard much sooner”. That is, you delay mold, but accelerate the aging of the bread. Cold moisture alters the starch and makes it leathery and dry. If it is for toast it can survive, but for sandwiches the recommendation is simple: outside or frozen. Foods that can end up with mold. Mold appears as one of the great ghosts of many foods, but not always where one expects. The nutritionist Dominic Ludwig warns that onions and garlic should not go into the refrigerator because “it is too humid and they can end up with mold.” Jams, although loaded with sugar, are also vulnerable once openeds because crumbs or traces of butter contaminate the interior. Even ground seeds and natural nut creams can oxidize and go rancid if not sealed and cooled properly. The problem is not just rotting: it is slowly degrading without us noticing. The refrigerator also destroys flavor. Plus: many foods do not spoil when cold, but they do lose their identity. Olive oil is one of them. Yacine Amor, founder of Artisan Olive Oil Companywarns that putting it in the refrigerator “it does not provide benefits and can reduce the flavor.” The tomatoes also suffer: the cold breaks its texture and flattens its aromatic profile. chocolate is even more delicate. The master chocolatier Paul Young Remember that “it absorbs flavors very easily” and that condensation generates a rough layer of sugar that ruins its surface. Sometimes the cold lasts, but it takes a toll. Coffee and the great lie of freshness. Few habits are as widespread and as poorly planned as keeping coffee in the refrigerator. For the specialist Hannah Whittonesthe reality is blunt: “It is a unanimous no.” Reasons? Coffee is extremely porous, absorbing odors and condensation from coming in and out of the cold destroys its compounds aromatics. Paradoxically and as many other foodsYes, it can go in the freezer, but only vacuum sealed and intended for long-term storage. In short, not a refrigerator, a freezer, perhaps. The forgotten ones in the refrigerator. The map does not end with bread, coffee or tomatoes. Also there are gray areas that experts refine. Butter can live outside as long as it maintains consistency and does not become liquid. Bananas tolerate some cold if they are overripe, even if the skin becomes ugly. Avocados should ripen outside because the cold slows down this process and only then should they be stored, and the honey should stay in the pantry to avoid crystallizing. As for apples, they last better and longer. coldalthough some prefer its flavor at room temperature. Potatoes continue to generate debate, but the practical recommendation is a cool, dark place away from onions, because ethylene accelerates sprouts. Even ketchup, one of the great symbols of this domestic war, enters into middle ground: due to its sugar and vinegar it can survive outside, but if it is not consumed frequently, experts advise cold to avoid degradation and the appearance of mold prematurely. The real rule that no one taught us. If you like, the final lesson is not so much to make a rigid list, but to understand what exactly does it do the cold It slows down bacteria, conserves nutrients and extends shelf lives, but it also changes structure, flavor and ripening. That is why citrus fruits, green leaves or open nuts appreciate this environment, while bread, tomatoes, green avocados or olive oil suffer from it. The great truth is uncomfortable: we have been using the refrigerator as a catch-all for years, and experts agree that a good part of our food did not need cold… or needed it in another way. 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