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Cream can be frozen, but the fat-water emulsion changes. Ice formation concentrates fat and proteins into the unfrozen phase, and thawed cream may separate or feel grainier. It is usually more reliable for sauces and cooking than for whipping after thawing. Small dollops of already-whipped cream can freeze quite successfully.
Ice crystals are a normal consequence of freezing food water, but their size and location reveal how the food has been frozen and stored. Rapid freezing forms many small crystals; slow freezing allows larger crystals to grow. Temperature cycling promotes recrystallization, while moisture can leave the food and redeposit as frost inside a package.
0 °F (−18 °C) or below is the standard household target for long-term frozen-food storage. At that temperature, food remains solidly frozen, microorganisms cannot grow, and chemical and physical reactions that damage flavor, color, and texture slow dramatically. Freezing does not necessarily kill bacteria; surviving organisms can become active again after thawing.
A home refrigerator should stay at 40 °F (4 °C) or below. A practical target is roughly 37–40 °F (3–4 °C), cold enough to slow microbial growth while avoiding accidental freezing of most foods. The number on the control dial often represents cooling power rather than an exact temperature, so an appliance thermometer is the best check.
Yes, tofu can be frozen, but it will not return to its original texture. Water trapped in the soy-protein gel forms ice crystals that push and reorganize the protein network. After thawing and squeezing out water, cavities remain, making the tofu more porous, firm, and sponge-like. That change can be useful when you want tofu to take up marinades and sauces.
Pasta water works because starch and other solids leach from pasta during cooking. That small concentration of solids increases viscosity and helps water and fat remain more evenly dispersed while the sauce is agitated. It is not magic glue: the best texture comes from adding it gradually while tossing the pasta with fat, cheese, or the rest of the sauce.
Xylitol is a sugar alcohol with sweetness close to sucrose. European labeling assigns polyols such as xylitol 2.4 kcal/g, versus about 4 kcal/g for sugar. It produces a smaller glucose response and oral bacteria do not use it the way they use sucrose, which is why it is common in sugar-free gum and oral-care products. High doses can cause GI symptoms, and xylitol is highly toxic to dogs.
Under EU law, mechanically separated meat (MSM) is obtained by recovering meat left on flesh-bearing bones after deboning or on poultry carcasses using mechanical means that cause loss or modification of muscle-fiber structure. It cannot simply be declared as ordinary “meat” in an EU ingredient list: the wording must identify mechanically separated meat and the animal species.
Maltitol is a sugar alcohol, or polyol, that supplies sweetness and—unlike high-intensity sweeteners—substantial bulk. That makes it common in sugar-free chocolate, candy, bars, and fillings. European labeling uses 2.4 kcal/g for polyols other than erythritol, versus about 4 kcal/g for sugar. Maltitol is incompletely absorbed, so larger amounts can cause gas, bloating, or diarrhea.
Acesulfame potassium, Ace-K, or E 950 is a high-intensity sweetener roughly 200 times sweeter than sucrose. It is heat-stable and used in drinks, desserts, sugar-free products, and baked foods. Manufacturers frequently blend it with other sweeteners because combinations can make sweetness feel more sugar-like and reduce bitter or metallic off-notes. EFSA raised its ADI to 15 mg/kg body weight per day in 2025.
Saccharin is one of the oldest high-intensity sweeteners. Its authorized forms and salts are grouped as E 954 in Europe and can be roughly 200–700 times sweeter than sucrose. It remains useful because it is inexpensive, stable, and needed only in tiny amounts. In 2024, EFSA raised its ADI to 9 mg/kg/day after concluding that the mechanism behind historical bladder tumors in male rats is not relevant to humans.
Erythritol is a four-carbon sugar alcohol usually produced commercially by fermentation. It provides negligible usable energy compared with sucrose, which supplies about 4 calories per gram. Erythritol is roughly 20–40% less sweet than sugar, is largely absorbed in the small intestine and excreted in urine, and has little acute effect on blood glucose. EFSA set an ADI of 0.5 g/kg/day in 2023 to protect against laxative effects.