Banana Cake without water

3 tablespoons lemon juice 2/3 cup milk 1 1/2 cups self-raising flour 1 cup sugar 1 1/2 teaspoons bicarbonate of soda 1 1/2 teaspoons salt 280 g butter ,[...]

3 tablespoons lemon juice 2/3 cup milk 1 1/2 cups self-raising flour 1 cup sugar 1 1/2 teaspoons bicarbonate of soda 1 1/2 teaspoons salt 280 g butter ,[...]

2 cups all-purpose flour 1 teaspoon baking powder 1 teaspoon baking soda 1/4 teaspoon salt 1/2 cup unsalted butter , softened (1 stick) 1 1/2 cups sugar 1[...]