Molten Brownie Bottom Bread Pudding

Ingredients

• 225g melted butter
• 3 eggs
• 10g instant coffee
• 15ml vanilla
• 200g sugar
• 200g brown sugar
• 75g cocoa powder
• 120g flour
• 1 tsp salt
• 400ml whole milk
• 200ml heavy cream
• 4 egg yolks
• 2 tbsp sugar
• 1 tsp vanilla extract
• 1 loaf brioche bread
• Hazelnut chocolate spread
• 230g butter, unsalted
• 2 cups brown sugar
• 4 tbsp dark rum
• ¼ tsp cinnamon
• ½ tsp salt
• 1 tbsp heavy cream