Here's something for all rich tea fans who like to dunk the biscuit in their tea.Try dunking it first in hot, black, unsugared tea. When you bite into the dunked portion, you will notice that although wet on the outside, it is just as hard on the inside as if you had never dunked it. Now add milk to the tea, stir, and dunk another biscuit into it. Amazingly, the dunked portion is moist and soft right through. So why the difference?
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