Chocolate Chunk Hot Cross Buns: soft, light, very flavorful and chocolaty

Ingredients for 12 buns:
375g bread flour
2g salt
3g ground cinnamon
2g ground nutmeg
1g ground ginger
100g sugar
15 g fresh yeast
40g butter, melted
120ml lukewarm milk
5g vanilla extract
60ml water
1 egg
70g raisins
200g semisweet chocolate
 
For the crosses
40g flour
3-4 tbsp water
Glaze
2 tbsp Apricot Jam
 
Directions:
In a large bowl whisk together flour with sugar, salt, cinnamon, nutmeg and ginger. In a small bowl stir fresh yeast with 1 tsp sugar. Dissolve yeast in 1/4 cup milk and then add to the flour mixture. Add the butter, egg, vanilla, rest of milk and water and start mixing until soft. Transfer to an oiled bowl. Cover with plastic wrap for about 1-1.5 hours until doubled in size. Add raisins and chocolate into the dough, cover and let it rise again for 30 minutes. Divide the dough into 12 pieces. Roll each piece into balls.Place the dough balls into a parchment paper lined baking sheet and cover with an oiled plastic wrap for 30-45 minutes.In a bowl combine flour with water. Pipe crosses onto buns. Bake for 15 minutes then brush the buns with warm apricot jam right after you take them out of the oven.
 
Credit:  https://www.youtube.com/watch?v=4qguJMvNLlk