Diamond biscuits
These round biscuits no doubt get their name from the coating of sparkling sugar crystals around the edge.
57 K 3.8/5 (6 reviews)
1 hour 50 min.
Easy
25 pieces
6 IngredientsLast modified on: December 30th 2019
For 25 pieces, you will need:
- 1
100 g butter - 2
40 g icing sugar - 3
10 g vanilla sugar - 4
125 g flour - 5
50 g granulated sugar - 6
20 g beaten egg - Total weight: 345 grams
Change measures:
Times for this recipe
Preparation: 30 min.
Resting: 1 hour
Cooking: 20 min.
All in all: 1 hour 50 min.
If you start now, at , you will finish around : ?.Change start time
To finish around 7pm, you'll need to have started before: .Change end time
Step by step recipe
Stage 1 - 3 min.
Stage 2 - 4 min.
Mix until the consistency is creamy.
Stage 3 - 2 min.
Add 125 g flour.
Stage 4 - 3 min.
Beat again until evenly mixed.
Stage 5 - 3 min.
Roll the dough into a long sauusage...
Stage 6 - 1 hour
... and wrap tightly in plastic film.
Even up the cylinder by rolling with your hands on the worktop until nice and even.
Refrigerate for at least 1 hour (this can be made the day before).
Even up the cylinder by rolling with your hands on the worktop until nice and even.
Refrigerate for at least 1 hour (this can be made the day before).
Stage 7 - 2 min.
Preheat the oven to 360°F (180°C).
Put 50 g granulated sugar in a rectangular dish.
Put 50 g granulated sugar in a rectangular dish.
Stage 8 - 2 min.
Lightly dampen the sausage of dough and roll in the granulated sugar, pressing to help the crystals stick.
Stage 9 - 5 min.
Slice the dough into discs 1/4 inch (1/2 cm) thick and arrange on a baking sheet lined with a sheet of cooking parchment.
Stage 11 - 20 min.
Bake for 15-20 minutes.
Stage 12
Leave to cool on a wire rack.
Remarks
If you don't have vanilla sugar, you can add the seeds from half a vanilla pod at stage 1.
And to drink?
Keeping: Several days in an airtight tin.
Source: Based on a recipe by Gaston Lenôtre.
Nutritional information
| Proteins (gr) | Carbohydrates (gr) | Fats (gr) | Energy value (in k-calories) | Energy value (in k-joules) | |
|---|---|---|---|---|---|
| Whole recipe | 20 RDI=6 % | 230 RDI=20 % | 90 RDI=10 % | 1,640 RDI=80 % | 6,880 RDI: 80 % |
| Per 100 g | 4 RDI=2 % | 70 RDI=6 % | 30 RDI=4 % | 480 RDI=20 % | 1,990 RDI: 20 % |
| Per piece | 0 | 9 RDI=1 % | 3 RDI=1 % | 70 RDI=3 % | 280 RDI: 3 % |
How much will it cost?
- For 25 pieces : 1.35 €
- Per piece : 0.10 €
Change currency: 
Note: Be careful, these prices are only an estimate, you can consult the table of prices by ingredients used for this estimate.
This recipe uses (among others)
Flour
Like these other recipes: Leek and tuna loaf, Chocolate and matcha tea biscuits, Chestnut and hazelnut biscuits, Sweet pastry, Chocolate madeleines, ... See them all 201
Butter
Like these other recipes: Checkerboard biscuits, Shortcrust pastry (pâte brisée), Oaty walnut cake , Kouign-amann brioche, Green and red salad with sardines and eggs mimosa, ... See them all 470
Granulated sugar
Like these other recipes: Windfall apple jelly, Fruit paste : Blackcurrant, Galette Charentaise, Candied grapefruit peel, Kouign-amann brioche, ... See them all 7
Icing sugar
Like these other recipes: Half-cooked chocolate cake with raspberry coulis, Coconut "croute à thé", Finger biscuits, Arizona cupcakes, Almond dacquoise, ... See them all 61
Other recipes you may also like
Chestnut cake
This delightful cake is doubly chestnutty: it contains chestnut flour, and sweet chestnut purée.May 8th 2020339 K5 1 hour 15 min.
Fruit crumble
A fruit pudding: very easy to do and delicious: just a layer of fruit with a golden crunchy topping.February 21th 2011360 K4.0 1 hour 15 min.
Epiphany galette
Here is the recipe for the very classic but delicious "galette des rois" (Epiphany galette) in puff or flaky pastry (pâte feuilletée) with almond cream or frangipane . You will also see some professional tips to easily handle the dough, and obtain a nice and regular galette.January 1st 2025295 K 24.5 3 hours 8 min.
Caramelised apple pie
Apple pie made with caramelised apples.September 11th 2018261 K4.3 1 hour 55 min.
Toasted almond cake
A layer cake, with toasted almonds in the chocolate part.July 5th 2016244 K4.4 2 hours 2 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2025-06-08)
Note: We'll never share your e-mail address with anyone else.
Post a comment or question
Follow this recipe
If you are interested in this recipe, you can "follow" it, by entering your email address here. You will then receive a notification immediately each time the recipe is modified or a new comment is added. Please note that you will need to confirm this following.
Note: We'll never share your e-mail address with anyone else.
Alternatively: you can subscribe to the mailing list of cooling-ez.com , you will receive a e-mail for each new recipe published on the site.