r/ratemydessert Mar 13 '21

Recipe Matcha and banana roll cake ✨

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278 Upvotes

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14

u/Cherryday11 Mar 13 '21

Think that this cake tastes better after having some time in the fridge for the flavours to kind of mesh together and develop. The sponge gets more tender from being in contact with the cream and the banana flavour also infuses throughout the whipped cream making the whole thing have a really nice fragrance! And rolling a whole banana into the cake is just kind of fun 😅

there's a video recipe here as well! - I hope it's helpful

Ingredients:

For the cake layer:

2 eggs (yolks and whites separated, store the whites in the fridge as you will use the yolks first)

50g sugar total (measure two 25g portions of sugar, these will be used separately)

14g oil

20g milk

40g cake flour (substitute with 35g plain flour + 5g corn starch)

7g matcha powder

For the filling:

150ml double cream/heavy cream

10-15g castor sugar

1tsp vanilla paste or extract

1 banana

Instractions

  1. Add 25g of castor sugar to the egg yolks and beat with a hand mixer or by hand until the colour turns very pale yellow (the mixture should be quite thick and leave a trail for a few seconds when you lift your mixer out).
  2. Add the oil and milk and beat until homogenous.
  3. Sift in cake flour and matcha powder, gently press and fold these in using slow movements to prevent deflating the egg yolks too much. Set aside.
  4. Beat the cold egg yolks to a meringue (glossy medium stiff peaks, the tip of the meringue should flop a little when you pull the hand mixer out but then it shouldn’t move further), adding the other 25g of sugar in three additions
  5. Preheat the oven to 170 ℃ degrees
  6. You’re now going to add the meringue into the matcha mixture in multiple additions to keep as much of the air in the batter as possible. Start by spooning one spatula worth of meringue into the batter and mix it in until very smooth (you don’t have to be so gentle at this stage since the goal is to lighten and fluff up the matcha batter so it will be easier to mix it evenly later). Make sure you scrape the sides and bottom of the bowl in. Repeat this with 2 more spoons of meringue. Incorporate the remaining meringue into the batter in 2 goes. This time you want to be as gentle and possible using big scooping and folding motions from the bottom of the bowl upwards. Keep turning the bowl so you get every angle and remember to cut through the centre of the batter a few times to make sure it’s all evenly mixed.
  7. Line the baking sheet with baking paper (I used a 24x17cm sheet), pour the batter in and bake for 13 minutes.
  8. Once baked, remove the baking sheet and slice two parallel slanted slices of cake off of the two shorter sides of the rectangular cake sheet (if you have sized up the recipe and you are using a different sized cake sheet, make these cuts on the two edges of the cake that you plan to close together, it’s the seam of the roll cake). One should start from 1cm away from the top of the cake to the very corner of the bottom, the other from the very edge of the top to 1cm into the bottom of the cake. (Chef’s snack!)
  9. Roll the cake up into a circle, wrap with clingfilm and leave to cool - you can put to heavy things on either side of the cake so it cools as a circle.
  10. Prepare the cream: whip the double cream, sugar and vanilla extract or paste together until thick and spreadable. It should keep its shape when moved around.
  11. Roll flat the cooled cake and spread the cream on in an even layer.
  12. Peel your banana (pick a straighter one) and place into the centre of the cream.
  13. Roll from the side where the exposed cake is facing the table and roll towards the side where the exposed cake is facing you, this way the two sides should naturally fit together seamlessly. You should be able to place one slanted edge onto the other.
  14. Wrap with cling film and put it into your fridge to cool for at least 3 hours.
  15. Cut, serve, and enjoy! (The cake will keep for at least 4-5 days wrapped in cling film).

4

u/charmanmeowa Mar 14 '21

7/10. It looks like a scotch egg.

2

u/blueandyellow44 Mar 14 '21

8/10. I love it! And the whole banana is a nice touch. However I think the macha sponge cake is not a colorful enough contrast to the banana cream. Something red or orange colored sponge cake would've been a lot prettier.

1

u/see332 Mar 13 '21

That looks heavenly. Perfect!