Heat oven to 450 degrees.
Mix together flour, baking powder, sugar and salt.
Add melted butter and milk. Stir just until moistened. (Best to let melted butter cool a bit before adding)
Immediately drop by heaping tablespoons (15 biscuits) onto lightly greased or parchment paper/silicone baking sheet lined large cookie sheet.
Cook for 10 to 12 minutes or until edges turn golden brown.