Are cheese curls considered junk food? The nutritional reality unpacked
                                
                                
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                                    3 min read                                
                            
                                According to one source, cheese puffs were invented independently by two American companies in the 1930s, beginning as a surprising byproduct of corn feed manufacturing. Today, these crunchy, cheesy delights are a household staple, but their status as a food item is often debated.