Cheese can be a trickier ingredient for substitutions, as many fat-free cheese products do not melt as well as their fatty counterparts.

奶酪是一种很好的替换材料，像许多脱脂奶酪制品和它们的相似品一样，是不能溶化的。

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If you have a microwave (or a toaster), you could put the sandwich into the microwave for about one minute to melt the cheese.

如果你有微波炉(或者烤面包机)，可以把三明治放到微波炉里加热一分钟，使奶酪融化。

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It will only take about 20 seconds for the shredded cheese to melt.

只需要20秒，里面的芝士就会融化了。

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