Ever wonder why some jalapeños light up your taste buds like a bonfire while others barely register a spark? MinuteFood dives deep into the science of spice to uncover why jalapeños can vary so wildly in heat, even within the same batch. From genetics and growing conditions to the secrets hidden in their pith, this fiery game of roulette just got a lot more interesting.

Picking spicy jalapeños just got easier! Discover how to (almost) predict their heat level and where the real spice hides—hint: it’s not the seeds!

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