Chocolate Braided Bread (Babka)

Babka is a sweet braided bread with chocolate filling. Ingredients for Dough 1) All purpose flour - 500 gms 2) Milk - 240 ml 3) Butter - 100 gms 4) Sugar - 6 tbsp 5) Yeast - 2 1/4 tsp 6) Salt - 1 tsp 7) Eggs - 2 8) Vanilla essence - 1 tsp Ingredients for Chocolate filling 1) Cream - 120 ml 2) Chocolate bar - 225 gms 3) Butter - 113 gms 4) Cocoa powder - 1 tbsp You can use nutella or melted chocolate as well if you like instead of the above filling.