Which innovative technique, first successfully commercialized by General Mills in 1941, created a new category of breakfast cereals that maintained their crispness in milk?

The breakfast cereal industry has seen numerous innovations over the decades, transforming simple grains into household staples. One particular breakthrough in the 1940s revolutionized how cereals were manufactured and marketed, creating a new category that remains popular today. Test your knowledge of this pivotal moment in food product development history!

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• Puffing guns (thermal expansion)
• Extrusion cooking
• Sugar crystal coating
• Freeze-drying grains

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