Cappuccino Cupcakes with butter

1 3/4 cups all-purpose flour 1 1/2 teaspoons baking powder 1/4 teaspoon ground allspice 1/4 teaspoon ground cinnamon 1/4 teaspoon salt 3/4 cup unsalted butter[...]

2 cups flour 4 teaspoons baking powder 2 teaspoons salt 1 1/2 cups unsalted butter , softened 1 1/2 cups brown sugar 4 large eggs 2 tablespoons coffee extract[...]