A coffee and walnut cake is a classic British bake that combines the rich flavors of coffee with the crunchy texture of walnuts. Baking this cake in an air fryer ensures a moist, perfectly cooked treat with a delightful texture. This exclusive recipe will guide you through creating an exquisite coffee and walnut cake in your air fryer, keeping you engaged and excited throughout the process.
Ingredients:
For the Cake:
- 1 ½ cups (190g) all-purpose flour
- 1 teaspoon baking powder
- ½ teaspoon baking soda
- ½ teaspoon salt
- 1 cup (200g) granulated sugar
- ½ cup (115g) unsalted butter, softened
- 2 large eggs
- 1 teaspoon vanilla extract
- 2 tablespoons instant coffee granules dissolved in 2 tablespoons hot water
- ½ cup (120ml) buttermilk
- ¾ cup (90g) chopped walnuts
For the Coffee Buttercream:
- ½ cup (115g) unsalted butter, softened
- 2 cups (240g) powdered sugar
- 1 tablespoon instant coffee granules dissolved in 1 tablespoon hot water
- 1 teaspoon vanilla extract
- 2 tablespoons heavy cream or milk
For Garnish:
- Walnut halves