Is Shake Shack burger bun vegan? The definitive answer for plant-based diners
                                
                                
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                                    3 min read                                
                            
                                Over five years ago, Shake Shack's culinary team began developing new menu items to meet evolving dietary demands. This focus on innovation is key for vegan customers who need to know: is Shake Shack burger bun vegan? The standard potato bun is not vegan, but there are suitable plant-based alternatives available.