Paris flan filling

Paris flan filling
This is how to prepare the custard filling for a classic Parisian "flan". This is not the whole recipe, just the filling mixture, which can be used in lots of other flan-style recipes on this site.
51K 12 4
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Last modified on: February 25th 2023

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For 900 g, you will need:

Change these quantities to make: 300 g 450 g 900 g 1 kg 800 g 2 kg 700 g
How long does it take?
Time required for this recipe:
PreparationRestingCookingStart to finish
14 min.15 min.12 min.41 min.
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Step by step recipe

Stage 1 - 7 min.
Paris flan filling
Pour 300 ml whole milk into a saucepan on medium heat. Scrape the inside of 1 vanilla pod into it.

Mix well and bring to the boil.

Stage 2 - 15 min.
Paris flan filling
Take off the heat, cover and leave to infuse for 10 to 15 minutes.

Stage 3 - 2 min.
Paris flan filling
Meanwhile, put 3 eggs, 100 g caster sugar and 40 g cornflour into a bowl and mix well.

Stage 4 - 2 min.
Paris flan filling
Pour the vanilla milk-cream mixture into this while stirring or whisking gently.

Stage 5 - 2 min.
Paris flan filling
Mix thoroughly.

Stage 6 - 4 min.
Paris flan filling
Wash the saucepan, then pour the mixture back into it through a fine strainer.

Stage 7
Paris flan filling
You'll see how this eliminates all the solid bits from the mixture (egg shell, remains of vanilla pod, etc.).

Stage 8 - 5 min.
Paris flan filling
Put the pan on low heat and allow the mixture to thicken slightly while stirring constantly.

Note: This is not essential, but it makes it easier to bake and set your custard afterwards.

Stage 9 - 2 min.
Paris flan filling
Take off the heat, then add 50 g butter and mix thoroughly.

Stage 10 - 2 min.
Paris flan filling
Finish by giving a blast with a blender to leave the filling smooth.

Stage 11
Paris flan filling
You flan filling is ready for use in your recipe.

Stage 12
Paris flan filling


If you'd like to try the chocolate version, at stage 9 (before the butter), add 80 g dark chocolate, preferably in the form of chocolate drops or chips.

Stage 13
Paris flan filling
Mix thoroughly until the chocolate has completely melted in, then carry on the recipe as normal from stage 9.

Stage 14
Paris flan filling


If you want to make a pistachio flan version, in step 9 (before the butter) add 80 g Pistachio powder or paste, and whisk until fully incorporated.
For the chocolate version, you can use milk chocolate instead of dark.

For a pistachio filling, use pistachio paste instead of the chocolate.
1 or 2 days in the fridge, covered with plastic film.
Home made.
Nutritional information
Whole recipe
Energetic valueProteins CarbohydratesFats
2,730 Kcal or 11,430 Kj50 gr211 gr188 gr
136 %19 %20 %28 %
Per 100 g
Energetic valueProteins CarbohydratesFats
289 Kcal or 1,210 Kj5 gr22 gr20 gr
14 %2 %2 %3 %
% are calculated relative to a Recommended Dietary Intake or RDI of 2000 k-calories or 8400 k-joules by day for a woman (change to a man).
Possible allergens in this recipe: Milk, Egg, Nuts
How much will it cost?
  • For 900 g : 5.19 €

Change currency:

Note: Be careful, these prices are only an estimate, you can consult the table of prices by ingredients used for this estimate.

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This recipe uses (among others)
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