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Best Coffee Sponge Cake – Light, Fluffy, and Full of Flavor

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A soft, airy sponge cake infused with smooth coffee flavor — perfect for layering, frosting, or enjoying plain with tea or coffee.

Ingredients

Scale

  • 4 large eggs (room temp)

  • ¾ cup (150g) caster sugar

  • 1 cup (120g) all-purpose or cake flour

  • 1½ tsp baking powder

  • ¼ tsp salt

  • 2 tbsp instant coffee or espresso powder

  • 2 tbsp hot water

  • ¼ cup (60ml) warm milk

  • ¼ cup (60g) melted butter or neutral oil

  • Optional: ½ tsp vanilla extract

Instructions

  • Preheat oven to 350°F (175°C). Grease and line cake pans.

  • Dissolve coffee in hot water; let cool slightly. Mix with milk, butter, and vanilla.

  • Beat eggs and sugar until pale and tripled in volume (5–7 min).

  • Gently mix in the coffee mixture.

  • Sift in flour, baking powder, and salt in thirds, folding gently to avoid deflating.

  • Pour into pans and bake 22–25 minutes. Cool on a rack.

  • Frost or serve plain.

Notes

  • Add chopped walnuts or mocha flavor.

  • Store wrapped at room temp for 2–3 days or freeze up to 2 months.

  • Frost with coffee buttercream or whipped mascarpone.

Find it online: https://goldenflavorstudio.com/best-coffee-sponge-cake-light-fluffy-and-full-of-flavor/