Learn how to make custard sandwich bread at home

Learn how to make custard sandwich bread at home! enjoy!

Material:
3 egg yolks
50g caster sugar
25g corn starch
Milk 300ml
1 coriander pod
430 grams of high-gluten flour
100 grams of sugar
90g whipped cream
130g ice water
20g fresh yeast
5 grams of salt
2 eggs
70g butter