Mix your flour, sugar, and powder together. Use your large bowl for this task. Whisk them until they are well combined.

Add the milk, egg, and butter next. Pour in the vanilla extract slowly too. Stir until the batter is mostly smooth.

Spoon the batter into the muffin holes. Fill them about halfway to the top. This gives them room to grow bigger.

Place the pan in the oven now. Bake for about ten to twelve minutes. They should look golden and very firm.

Take them out of the oven carefully. Let them cool for a few minutes. Pop them out and serve them warm.