Ingredients
Method
- Preheat the oven to 350 degrees and grease an 8x8 pan.
- Combine the melted butter, brown sugar, egg, vanilla, flour, baking powder, and salt. Spread the batter into the greased pan.
- Bake for 20-25 minutes until the edges are golden and a toothpick comes out clean.
- Cool and cut into squares.