Some pistachio creams appear green due to the addition of food coloring. Although pure pistachio paste, which is made from ground pistachios, tends to have a light brown color with only a slight green hue, suppliers often add chlorophyll to enhance the green color of the product. This practice is driven by consumer expectations, as many associate a bright green color with quality and authenticity, despite it not reflecting the natural color of the nuts[3].
In fact, pure pistachio paste is not vibrant green, and the final color of the creams can vary greatly based on the method of preparation and the mixture of ingredients used[6].
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