Know what’s on your plate
Opera cake
Calories & nutrition facts
Nutrition facts
Per 100 g% DV- Calories 392 kcal —
- Protein 5.2 g 10%
- Carbohydrate 38 g 14%
- Fat 24 g 31%
- Saturated fat 13 g 67%
- Fibre 2.3 g 8%
- Sugars 33 g —
- Sodium 42 mg 2%
Vitamins & minerals
Per 100 g% DVVitamins
- Vitamin A 97.1 µg 11%
- Vitamin K 2.2 µg 2%
- Thiamin (B1) 0.05 mg 4%
- Riboflavin (B2) 0.1 mg 8%
- Niacin (B3) 0.2 mg 1%
- Pantothenic acid (B5) 0.37 mg 7%
- Vitamin B6 0.19 mg 11%
- Folate (B9) 7.1 µg 2%
- Vitamin B12 0.21 µg 9%
Minerals
- Calcium 42 mg 3%
- Iron 3.2 mg 18%
- Magnesium 44 mg 10%
- Phosphorus 110 mg 9%
- Potassium 240 mg 5%
- Zinc 0.76 mg 7%
- Copper 0.29 mg 32%
- Manganese 0.37 mg 16%
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Questions about Opera cake
What is opera cake made of?
It is built from thin layers of almond sponge, usually soaked with coffee syrup, then layered with coffee buttercream and chocolate ganache. A smooth chocolate glaze finishes the top.
How should you serve opera cake?
Keep it chilled until you are ready to cut it, then let it stand for about 15 minutes so the buttercream softens. Use a warm, dry knife and wipe it between slices for neat layers.
How long does opera cake keep in the fridge?
Keep it covered in the fridge and eat it within about three days; the sponge can dry out and absorb other fridge smells. Bring each slice towards room temperature before serving.
Can you freeze opera cake?
Yes. Wrap individual slices tightly and freeze them in an airtight container; thaw them overnight in the fridge, still wrapped, to limit condensation on the chocolate glaze.
What goes well with opera cake?
Serve it with black coffee or espresso, whose bitterness balances the rich chocolate and coffee cream. Keep accompaniments simple, such as fresh raspberries, rather than adding another rich dessert.
Does opera cake contain nuts or other common allergens?
Traditional opera cake contains almonds, dairy, eggs and usually wheat, and may contain soya from the chocolate. Recipes differ, so ask about the ingredients and cross-contact if you need to avoid an allergen.
What is the difference between opera cake and moka cake?
Both are coffee-and-chocolate cakes, but opera cake is recognised by its precise, thin alternating layers of almond sponge, coffee buttercream and ganache. Moka cake is a broader name and often has a softer sponge with coffee-flavoured cream.
Source: ANSES–Ciqual (France) 23008 · per 100 g · carbohydrate per EU label, fibre excluded
