You will need lukewarm milk and softened butter at room temperature, your first step is to prepare them.
Sieve the flour into a large bowl, and measure the sugar.
Let the yeast rise in lukewarm milk than add a tablespoon sugar and a tablespoon flour to it.
Add the remaining sugar, one whole egg and two egg-yolks, salt and raised yeast to the flour.
Knead your brioche dough for at least 10 minutes until it is smooth.
And now, let’s see the key step to make your brioche dough heavenly soft; add soft butter and prepare the dough by hand.
Place your dough in a buttered bowl and let it rise at a lukewarm place for an hour.
Your brioche dough is ready.