Original post from dailydelicious

Ingredients

• 180g ………………………….. Almond powder
• 80g ……………………………. Icing sugar
• 10g …………………………….. Green tea powder
• 40g ……………………………. Superfine sugar
• 2g ………………………………. Egg white powder
• 200g ………………………….. Egg whites
• …………………………………… Icing sugar for dusting 

Green tea buttercream

• 300g ………………………….. Any kind of butter that you like (You can choose from this page, I use La crème au beurre)
• 10g …………………………….. Green tea powder

Instructions

Preheat the oven to 180°C.
Line baking sheet with baking paper or silicone baking liner.
Sift almond powder, icing sugar and Green tea powder, together twice.

 Make French meringue by whipping the egg whites, egg white powder until foamy then add the superfine sugar. Whip until glossy, stiff peaks form.

 Fold the almond mixture into the meringue. 
Put the mixture into a piping bag with large nozzle.

Pipe into 3.5cm disc or in Dacquoise ring.
Dust with icing sugar twice.
Bake for 15-20 minutes.
Let them cool completely.
Make the green tea buttercream by beating the green tea powder into the buttercream.
Sandwich the dacquoise with the buttercream, and refrigerate until ready to serve.