将一个中等大小的煎锅用烹饪喷雾器喷一层喷雾，放在火炉上加热几分钟至中等热度。 把鸡蛋、牛奶、盐、胡椒搅拌在一起。 把打好的鸡蛋倒进煎锅。 来回翻炒鸡蛋，直到炒熟。 立刻装盘。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Set the skillet on the stove and heat it for several minutes over medium heat. Note that you can use 2 tsp (10 ml) of butter or margarine instead of the cooking spray, if desired, but the cooking spray affects the flavor less and makes the dish somewhat healthier. Crack the eggs into a separate bowl and add the milk, salt, and pepper. Beat well by hand with a wire whisk until all of the ingredients have been combine and the mixture appears mildly frothy.  The eggs are the only essential ingredie