Chocolate, banana, and walnut cake

Chocolate, banana, and walnut cake

Baking

A moist chocolate cake with mashed banana, walnuts, and chocolate chips, baked for one hour and either dusted with powdered sugar or frosted with chocolat…

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This moist cake combines cocoa, well-ripened bananas, chopped walnuts, and chocolate chips. Once cooled, you can dust it with powdered sugar or top it with a chocolate glaze.

Ingredients and directions

  • Prep time20 min
  • Cook time1 hr
  • Resting30 min
  • Total1 hr 50 min
  • DifficultyEasy
  • CostBudget
  • Cooking methodfour
  • Estimated cost$6.87 $0.86 / serving Estimated price; varies by store. Converted from euros at the ECB rate of October 7, 2026.
  • Vegetarian

Ingredients

8 people
  • $0.32
  • $0.23
  • $0.00
  • $0.52
  • $0.70
  • $1.11
  • $1.21
  • $2.78

Prices from US supermarkets for 6 of 8 ingredients; Belgian prices for the rest.

Directions

  1. Grease the bottom of a loaf pan and preheat the oven to 180 °C.
  2. In a large mixing bowl, combine the flour, sugar, cocoa powder, baking soda, salt, and vanilla extract using a spoon. ≈ 4 min
  3. In a separate bowl, combine the mashed bananas, eggs, and melted butter. ≈ 4 min
  4. Pour the banana mixture into the dry ingredients and mix: the batter should not be too thick or too runny. ≈ 4 min
  5. Add the walnuts and chocolate, then mix well. ≈ 4 min
  6. Pour the dough into the buttered mould and cook 55 to 60 minutes.
  7. Let cool before serving. If desired, sprinkle with powdered sugar or drizzle with chocolate glaze.

The bill

Chocolate, banana, and walnut cake

  • 245 grams of flour$0.32
  • 200 grams of sugar$0.23
  • 1/4 cup of baking soda$0.00
  • 3 mashed bananas$0.52
  • 2 eggs, beaten$0.70
  • 120 g of melted and cooled butter$1.11
  • 55 g of chopped walnuts$1.21
  • 85 g of white chocolate (or dark) chopped$2.78

Total$6.87

that's $0.86 per person

Estimated price; varies by store.

Before you start

Ingredients

  • 245 grams of flour
  • 30 g of dark cocoa powder
  • 200 grams of sugar
  • 1/4 cup of baking soda
  • A pinch of salt
  • 1 pinch of vanilla powder
  • 3 mashed bananas
  • 2 eggs, beaten
  • 120 g of melted and cooled butter
  • 55 g of chopped walnuts
  • 85 g of white chocolate (or dark) chopped

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