Sweets

2 cups sifted all-purpose flour, 1 teaspoon baking soda, 1 teaspoon cornstarch, 1/2 teaspoon

1 and 1/2 cups All-purpose flour, 1 and 1/4 cups unsweetened cocoa powder, 1 teaspoon baking

1 and 3/4 cups all-purpose flour, 1 teaspoon baking powder, 1/4 teaspoon salt, 1 teaspoon vanilla

2 and 1/2 cups all purpose flour (sifted), 2 tablespoons cocoa powder, 1 teaspoon baking powder,