For a big tamal to cook thoroughly, you need a big oven.

要让一个大粽子彻底煮熟，你需要一个大烤箱。这是一个典型的烤箱。

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Also wash surfaces when cooking, keep raw food separate from cooked food, marinate food in the refrigerator, cook food thoroughly, and refrigerate or freeze food promptly.

此外，烹饪方面，生食，熟食，卤味在冰箱中要保持分开存放，要将食物彻底煮熟，冷藏或冷冻食品时要迅速。

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Cook meat, poultry, and eggs thoroughly to safe temperatures.

彻底烹饪肉、禽和蛋类达到安全温度。

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The best way to avoid infection is to make sure you wear gloves when gardening or changing your cat's litter tray, wash fruit and vegetables before eating and cook meat thoroughly - although it is possible to still enjoy it rare, says the Food Standards Agency.

BBC: Infection risk posed by cats revealed

Increase the heat to medium, add the rice and cook, stirring constantly, for 1 minute, until the grains are thoroughly coated with butter.

NPR: Recipes: 'Vefa's Kitchen'