What is Fatty in Pho? A Guide to the Rich Flavor
                                
                                
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                                    4 min read                                
                            
                                According to traditional recipes, beef bones and marrow are simmered for hours to create the characteristic richness of the broth. So, what is fatty in pho is the rendered beef fat, gelatin from collagen, and specific cuts of meat that give the soup its signature mouthfeel and depth of flavor.