Orange Marmalade Bread Pudding

Name: Orange Marmalade Bread Pudding
Ingredients: For the bread; 10 tablespoons (6 oz) softened butter; 10-12 slices of thick-cut, white bread; 4 tablespoons marmalade; 2 large oranges, zested and juiced; 1 lemon, zested and juiced; 1/3 cup superfine sugar; For the custard; 360 milliliters (12 fl oz) milk; 2 eggs; 2 tablespoons superfine sugar; 4 tablespoons light cream