铸铁锅中粗海盐落入滋滋作响的牛排的特写慢动作，烹饪过程伴有蒸汽和黄油

close-up slow motion footage of coarse sea salt crystals falling onto a sizzling raw beef steak in a hot cast iron skillet. Visible salt grains landing on meat surface, steam rising, butter melting, oil droplets reacting to seasoning. Shot with shallow depth of field for culinary content, food tutorials and restaurant marketing. High quality FullHD footage