Sticky Toffee Pudding

Name: Sticky Toffee Pudding
Ingredients: 11 tablespoons unsalted butter; 300 grams dark brown sugar; 90 grams molasses; 1 tablespoon instant espresso powder; 1/4 teaspoon kosher salt; 3/4 cup heavy cream; 105 grams all-purpose flour; 3/4 teaspoon baking powder; 1/2 teaspoon baking soda; 1/2 teaspoon kosher salt; 220 grams pitted Medjool date meat, divided; 3/4 cup water, boiling; 1 large egg plus 1 yolk; 85 grams (6 tablespoons) unsalted butter, melted; 65 grams dark brown sugar; 50 grams granulated sugar; 1/4 teaspoon vanilla extract; 1/2 teaspoon instant espresso powder