How many cups is 250 grams of banana? Your definitive conversion guide
                                
                                
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                                    4 min read                                
                            
                                According to baking experts at King Arthur Baking, one cup of mashed banana weighs approximately 227 grams. To answer how many cups is 250 grams of banana, the form of the banana is the most critical factor, as its density changes significantly depending on preparation.