Coffee Sponge Cake
Coffee sponge cake offers a light, airy texture with a rich coffee flavor that appeals to both coffee enthusiasts and dessert lovers alike. Its fluffy structure and subtle bitterness make it perfect for afternoon tea or special occasions, providing a delightful balance of sweetness and aromatic coffee notes.
Ingredients
Instructions
- Dissolve the instant coffee in 1 cup of boiling water.
- Separate the eggs and beat the yolks.
- Add 1 1/2 cups of sugar to the yolks and beat well.
- Alternately add the dry ingredients and coffee mixture to the egg yolk mixture, beating after each addition.
- Beat the egg whites until stiff peaks form.
- Add the cream of tartar to the egg whites and continue beating until stiff.
- Gently fold the beaten egg whites into the batter.
- Add vanilla and fold gently to combine.
- Pour the batter into an ungreased angel food cake pan.
- Bake at 350°F for 60 to 70 minutes until the cake is golden and a toothpick inserted in the center comes out clean.
Tips & Substitutions
For an extra coffee kick, use espresso powder instead of instant coffee. If you're short on time, you can substitute the eggs with a commercial egg replacer, but the texture may differ. Be sure to fold the egg whites gently to maintain the cake's airy texture. For a richer flavor, consider adding a pinch of cocoa powder to the dry ingredients.
Serving Suggestions
Serve the coffee sponge cake with a light dusting of powdered sugar or a dollop of whipped cream. It pairs beautifully with a cup of coffee or tea, making it a perfect afternoon treat. For a special touch, consider serving it alongside Melt-In-Your-Mouth Sugar Cookies for a delightful dessert platter.
Storage & Reheating
Store any leftover coffee sponge cake in an airtight container at room temperature for up to three days. If you want to keep it longer, wrap it tightly in plastic wrap and refrigerate for up to a week. To reheat, slice and warm individual pieces in the microwave for about 10-15 seconds to enjoy it slightly warm.
Nutrition & Diet Analysis (per serving)
Each serving of Coffee Sponge Cake contains roughly 357 calories, with 5g protein, 81g carbohydrates, and 1g fat. It is an excellent source of potassium (106% of the Daily Value), iron (25% of the Daily Value), and vitamin C (24% of the Daily Value), and a good source of dietary fiber and protein. Note that it is relatively high in sodium, at 480mg per serving (21% of the Daily Value).
Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.
* % Daily Values based on a 2,000 calorie diet (FDA 2020).
Frequently Asked Questions
Can I use decaf coffee for this recipe?
Yes, you can definitely use decaf instant coffee to make this cake if you prefer to avoid caffeine. Just ensure that the flavor is strong enough to shine through the other ingredients, as some decaf options may be milder.
What can I substitute for cream of tartar?
If you don't have cream of tartar, you can substitute it with an equal amount of lemon juice or white vinegar. This will help stabilize the egg whites while beating, ensuring that they hold their shape.
How can I tell when the cake is done baking?
The cake is done when it's golden brown and a toothpick inserted into the center comes out clean. If the top springs back when gently pressed, that’s another sign it’s ready. Keep an eye on it towards the end of the baking time to prevent over-baking.
Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).