Sticky Orange Cake | Community Recipes | Nigella's Recipes | Nigella Lawson

Ingredients

• ¾ cup butter
• 1 tablespoon butter (extra)
• 1½ cups superfine sugar
• 1½ tablespoons grated orange zest
• 4 large eggs
• ½ cup plain yogurt
• 3 tablespoons orange juice
• 2 cups all-purpose flour
• ½ teaspoon baking soda
• 1 cup fresh orange juice
• 3 tablespoons lemon juice
• ½ tablespoon grated lemon zest
• ½ tablespoon grated orange zest
• ½ cup sugar