Little sticky date puddings with salted toffee sauce

Name: Little sticky date puddings with salted toffee sauce
Prep time: 10 min
Cook time: 50 min
Total time: 50 min
Yield: 8 portions
Ingredients: 50 g unsalted butter; 50 g treacle; 150 g pouring (whipping) cream; 2 tsp natural vanilla extract; 2 pinches sea salt; 150 g pitted dates; 680 g water; 1 tsp bicarbonate of soda; 40 g unsalted butter; 80 g dark brown sugar; 150 g plain flour; ½ tsp baking powder; 1 egg; 100 g pecan nuts