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1
Preheat oven to 160C.
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2
Coat the inside of cake pan with butter.
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3
Sift together flour, cocoa powder, and baking powder.
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4
Add baking soda, sugar, and salt to dry ingredients and mix well.
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5
Add chilled water, and stir, then add vegetable oil and blend until evenly distributed.
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6
Stir in vanilla extract, then add apple cider vinegar and mix.
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7
Pour batter into mold, and be sure to cover the top with aluminum foil.
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8
Bake for 20 minutes at 160C, then for 15 minutes at 150C.
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9
It is done when a skewer inserted in the middle comes out clean.
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10
While it is still hot, cover with a large bowl to retain heat until it cools to room temperature.
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Once completely cooled, remove from mold and wrap carefully to prevent it from drying.
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12
Store in the refrigerator overnight, then it's ready to decorate.
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13
Bake two of these sponge cakes to make a layered birthday cake.
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14
Spread maple syrup on top of the bottom layer, then whipped cream and strawberries.
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15
Next, place the top layer of sponge cake on top and coat with whipped cream, decorated with sliced strawberries and cut kiwi fruit.
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16
Please feel free to decorate as you like.
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17
You may use any kind of vinegar, such as grain vinegar or rice vinegar, but based on my experience, apple cider vinegar came out tasting the best.
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At first, when you add the vinegar, the smell is strong enough to make you wonder if it's really okay, but once it is baked, the smell disappears, so don't worry.
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19
Here it is as a Christmas cake decorated together in 2006.
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20
And again as a birthday cake in 2007.
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21
The sweetness is milder than regular sponge cakes, and was a hit.