Banana walnut traybake with banana icing

About this recipe: A traybake like no other, it'll be hard to stop yourself at just one of these banana cake squares! Studded with walnuts and topped with a buttery banana icing, this is sure to be a hit at cake sales and school fetes!

LORI Q

Ingredients

Serves: 24 

  • For the traybake
  • 100g margarine
  • 200g caster sugar
  • 125ml milk
  • 1 teaspoon vanilla extract
  • 200g plain flour
  • 1/2 teaspoon bicarbonate of soda
  • 1/2 teaspoon salt
  • 1 very ripe banana, mashed
  • 1 teaspoon lemon juice
  • 60g chopped walnuts
  • For the icing
  • 30g butter, melted
  • 1 teaspoon vanilla extract
  • 240g icing sugar
  • 1/2 ripe banana
  • 1/2 teaspoon salt
  • 1/4 teaspoon lemon juice

Method

Prep:15min  ›  Cook:20min  ›  Ready in:35min 

  1. Preheat oven to 180 C / Gas 4. Grease a 20x30cm baking tin.
  2. In a large bowl, cream together the margarine and sugar until smooth. Stir in the milk and 1 teaspoon vanilla. Combine the flour, bicarbonate of soda and 1/2 teaspoon salt; stir into the sugar mixture. Mix in 1 banana, 1 teaspoon lemon juice and walnuts. Spread evenly into the prepared tin.
  3. Bake for 25 to 30 minutes in the preheated oven, until a skewer inserted into the centre comes out clean. Let cool in the tin on a wire rack.
  4. Meanwhile, make the icing. In a medium bowl, mix together the melted butter, 1 teaspoon vanilla, icing sugar, 1/2 banana, 1/2 teaspoon of salt and 1/4 teaspoon lemon juice using an electric mixer. Beat until smooth.
  5. Spread the icing over the cooled traybake, then cut into squares or slices.

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