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Easy
First prepare the isinglass, and that is easily done. Press it with your fingers to the bottom of a glass, cover it with water and allow to soak so that it has time to soften. When you are ready to use it, discard the water, and rinse it thoroughly. Blanch the almonds and crush them in a mortar, moistening them now and then with a little water. When they are reduced to a very fine paste, dilute