Food Science

How does pressure cooking extract gelatin from chicken bones?

Bones, cartilage, and connective tissue contain collagen, a tough structural protein. When cooked in water, collagen slo…

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Food Science

Does convection mode actually cook food faster?

Yes, convection typically cuts cooking time by 15-25%. The fan strips away a thin layer of cooler, humid air that clings…

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Food Science

Why does food brown unevenly in the oven?

Every oven has hot spots — zones where temperature runs 10-30°C above the set point. They form because of heating elemen…

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Food Science

How long should you actually preheat an oven?

At least 15-20 minutes for roasting and baking — not just until the beep. The beep signals that the air has reached temp…

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Food Science

Should you cover the pan when roasting?

For large cuts, use both methods in sequence. Covered roasting traps steam and delivers fast, moist heat that tenderises…

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Food Science

Why do dried beans cook so much faster in a pressure cooker?

At 120°C, a pressure cooker breaks down the pectin and hemicellulose in bean cell walls much faster than boiling at 100°…

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Food Science

Why can't you brown meat in a pressure cooker?

The Maillard reaction requires a dry surface and temperatures above 140°C. A sealed pressure cooker is full of steam and…

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Food Science

When should you use natural release vs quick release on a pressure cooker?

Use natural release for braised meats, beans, and anything that benefits from resting time — the slow pressure drop lets…

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Food Science

Should I use a pressure cooker or slow cooker for tough cuts of meat?

Both work by converting collagen to gelatin, but a pressure cooker does it in 30–45 minutes at 120°C while a slow cooker…

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Food Science

Why does dairy curdle in a slow cooker and when should you add it?

Dairy proteins denature and clump when exposed to sustained heat and acid. A slow cooker delivers both for 6–8 hours, wh…

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Food Science

What is the real difference between high and low on a slow cooker?

High reaches ~95°C and low reaches ~80–85°C. Both break down collagen and cook food safely — the difference is time-to-t…

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Food Science

Do you need to sear meat before putting it in a slow cooker?

No, it's not required for safe cooking. But you should do it anyway — searing creates Maillard compounds that the slow c…

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