Brown Sugar Blondies

Name: Brown Sugar Blondies
Yield: Makes 16 Blondies
Ingredients: Baking powder, 1 teaspoon; Flour, 1¼ cups (6½ oz/200 g); Salt, ¼ teaspoon; Baking soda (bicarbonate of soda), ½ teaspoon; Light or dark brown sugar, 1 cup (7 oz/220 g) firmly packed; Unsalted butter, ¾ cup (5 oz/155 g), at room temperature; Pure vanilla extract, 1 teaspoon; Eggs, 2; Sliced (flaked) almonds, ⅔ cup (2½ oz/75 g)