Coffee buttercream log

Making
30min
Cooking
17min
People
4
Making : 30 minutes
Cooking : 17 minutes
4 persons

Ingredient



For the sponge cake :

80g brown sugar
75g flour
45g cornstarch
4 eggs
1/2 packet of baking powder  
For the buttercream :

250g unsalted butter
140g sugar
2 egg yolks
1 egg
1 tablespoon of coffee extract
During the end-of-year holidays, at Christmas or New Year's, make delicious Christmas logs with the Thermomix TM31, TM5, and TM6

To make this Thermomix Christmas log :

Temperature
180°C
Preheat the oven to 180°C

For the sponge cake :

Place the whisk in the Thermomix bowl.Step 1/18
Total
5:00
Temperature
37°C
Speed
3
Add the eggs and sugar to the Thermomix bowl and set for 5 minutes at 37°C, speed 3.Step 2/18
Total
00:20
Speed
3
Add the flour, cornstarch, and baking powder, and program for 20 seconds at speed 3.Step 3/18
Place a sheet of parchment paper on your baking tray.Step 4/18
Pour the batter onto the parchment paper and spread it using a spoon.Step 5/18
Total
12:00
Bake for 12 minutes.Step 6/18
Roll the cake in a damp cloth and let it cool.Step 7/18

For the buttercream :

Turbo
 Add the sugar to the Thermomix bowl, then close the lid and press the turbo mode 3 times.Step 8/18
Place the whisk in the Thermomix bowl.Step 9/18
Total
10:00
Speed
3
Add the egg and egg yolks, and set for 10 minutes at speed 3.Step 10/18
Total
00:20
Add small pieces of butter through the lid opening every 20 seconds or so.Step 11/18
Total
00:30
Speed
3
Pour in the coffee extract and set for 30 seconds at speed 3.Step 12/18

For assembly :

Unroll the sponge cake and spread half of the buttercream.Step 13/18
Roll up the log.Step 14/18
Spread the remaining buttercream on the log.Step 15/18
Use a fork to create ridges.Step 16/18
Decorate the log as desired.Step 17/18
Chill the log in the refrigerator before enjoying.Step 18/18
You will delight in this Christmas log. Yum ;)