| 1 1/2 tablespoons unsalted butter |
| 1 tablespoon packed brown sugar |
| 1/2 cup plus 1 tablespoon self-rising flour, sifted |
| 1/4 teaspoon baking powder |
| 1/2 tablespoon instant coffee powder, dissolved in 1 teaspoon boiling water |
| 1/2 tablespoon unsalted butter |
| 1 tablespoon packed brown sugar |
| Whipped cream, for serving |