Malva Pudding

Pudding

• 300 g caster sugar
• 400 g full cream milk
• 70 g apricot jam
• 70 g unsalted butter softened
• 280 g plain flour
• 4 medium eggs
• 2 tsp bicarbonate of soda
• 2 tsp balsamic vinegar
• 2 pinches fine sea salt

Sauce

• 200 g unsalted butter
• 200 g light brown muscovado sugar