Beat eggs in a bowl until thoroughly blended. Melt the butter or margarine in the microwave, ten add the butter and milk to the eggs and mix well.
Put the flour, sugar, baking powder, and salt in a bowl and mix with a fork until well mixed.
Pour the egg mixture into the flour mixture and stir only until the dry ingredients are well moistened; don't overmix.
Heat a greased griddle or skillet to about 375 degreees or until a few drops of water "dance" on the surface. Drop 2 to 3 tablespoons of batter onto the griddle (if desired, place a few blueberries, some chocolate chips, or other diced fruit onto each pancake as soon as placed on the griddle) and cook until bubbles break on the surface. turn the pancakes and cook until bottom is lightly browned. Serve hot.