STEP 1/16
Separate the egg from the white.
STEP 2/16
Mix the egg yolk well in a bowl
STEP 3/16
Instead of sugar, add a spoonful of powdered milk and mix well
STEP 4/16
Add 10g of corn starch and mix well
STEP 5/16
3 drops of vanilla oil
STEP 6/16
Microwave 1/2 bananas and mash them
STEP 7/16
Stir well with a whisk to prevent the bananas from clumping together
STEP 8/16
Prepare a medium hot pot over high heat and add 10g of butter first
STEP 9/16
Measure 100ml of milk
STEP 10/16
Stir the butter until it melts and remove from the heat, but do not put it in the sink because the bowl will be used again afterwards ^^
STEP 11/16
Mix it with the banana batter
STEP 13/16
Put the well-mixed cream batter into the bowl and stir over low heat
STEP 14/16
If you keep stirring, the foam disappears
STEP 15/16
When it's thick, remove it from the heat and move it to a bowl
STEP 16/16
Wrap it around the cream, cool it in the refrigerator, and spread it on the bread ^^
Mash the bananas well so that they don't have lumps
If you don't have starch, you can use flour
+The banana is ripe and blackened sweet and the more you use it, the sweeter it is ^^