Microwave Syrup Sponge is the perfect quick dessert when you’re craving something warm, soft, and comforting. This classic British-style sponge is made in minutes, delivering a light texture with a rich, sweet syrup topping.
Why You’ll Love This Recipe
This Microwave Syrup Sponge is incredibly fast and easy, making it ideal for busy days or last-minute desserts. The sponge turns out fluffy and moist, while the golden syrup adds a deep caramel sweetness. It’s family-friendly, requires simple pantry ingredients, and can be customized with jam or different citrus flavors.
Ingredients

- 125g butter, melted (plus extra for greasing)
- 125g caster sugar
- 2 eggs
- 150g plain flour
- 1 tsp baking powder
- Zest and juice of 2 small lemons
- 1–2 tbsp milk
- 4 tbsp golden syrup or jam
- Custard (optional)
Instructions
- Grease a microwave-safe pudding bowl (about 1.2 litre capacity).
- Sift the flour and baking powder together.
- In a food processor, blend butter, sugar, eggs, flour, and baking powder into a smooth batter. Alternatively, cream butter and sugar, then beat in eggs and dry ingredients.
- Add lemon zest and juice, mixing well. Stir in milk until the batter reaches a soft dropping consistency.
- Spoon the mixture into the prepared bowl and smooth the top.
- Cover with cling film or a microwave-safe lid.
- Microwave on high for 3–4 minutes until the sponge is set and springy.
- Let it stand for 2–3 minutes before carefully turning out.
- Serve the Microwave Syrup Sponge warm with golden syrup or jam and optional custard.

Tips & Tricks
- Adjust cooking time depending on your microwave wattage.
- Do not overcook to avoid a dry sponge.
- Add orange zest instead of lemon for a different citrus twist.
- Use jam for a fruity variation.
- Ensure the bowl is large enough to allow the sponge to rise.
Details
- Prep Time: 10 minutes
- Cook Time: 4 minutes
- Total Time: 14 minutes
- Yield: 4 servings
- Category: Dessert
- Method: Microwave
- Cuisine: British
- Difficulty: Easy
- Dietary Notes: Vegetarian, Halal-friendly

Notes
- Serve with warm custard for a traditional touch.
- You can drizzle syrup directly into the bowl before adding batter for a self-saucing effect.
- Best enjoyed immediately while warm.
Nutrition (Approximate per serving)
- Calories: 320
- Protein: 5g
- Carbs: 42g
- Fat: 15g
FAQ
Can I make Microwave Syrup Sponge without a food processor?
Yes, simply mix by hand using a bowl and whisk or spoon.
How do I know when it’s done?
The sponge should feel springy and slightly pull away from the sides.
Can I use a different sweetener instead of golden syrup?
Yes, honey or fruit jam works well.
Why is my sponge rubbery?
It may be overcooked or the batter was too thick.
Can I make this ahead of time?
It’s best served fresh, but you can reheat it briefly in the microwave.
Storage
- Fridge: Store covered for up to 2 days
- Freezer: Freeze for up to 1 month
- Reheating: Microwave for 30–60 seconds until warm

Similar Recipes

Easy Microwave Syrup Sponge
Ingredients
- 125 g butter melted (plus extra for greasing)
- 125 g caster sugar
- 2 eggs
- 150 g plain flour
- 1 tsp baking powder
- Zest and juice of 2 small lemons
- 1 –2 tbsp milk
- 4 tbsp golden syrup or jam
- Custard optional
Instructions
- Grease a microwave-safe pudding bowl (about 1.2 litre capacity).
- Sift the flour and baking powder together.
- In a food processor, blend butter, sugar, eggs, flour, and baking powder into a smooth batter. Alternatively, cream butter and sugar, then beat in eggs and dry ingredients.
- Add lemon zest and juice, mixing well. Stir in milk until the batter reaches a soft dropping consistency.
- Spoon the mixture into the prepared bowl and smooth the top.
- Cover with cling film or a microwave-safe lid.
- Microwave on high for 3–4 minutes until the sponge is set and springy.
- Let it stand for 2–3 minutes before carefully turning out.
- Serve the Microwave Syrup Sponge warm with golden syrup or jam and optional custard.
Notes
- Serve with warm custard for a traditional touch.
- You can drizzle syrup directly into the bowl before adding batter for a self-saucing effect.
- Best enjoyed immediately while warm.
Conclusion
This Microwave Syrup Sponge is a quick, comforting dessert that delivers classic flavor in just minutes. Whether you top it with golden syrup or jam, it’s a reliable treat that’s sure to satisfy any sweet craving.

