Easy Traditional British Jaffa Cakes Recipe

Ingredients (8)

• 1 tablespoon butter (for greasing pan)
• 1 orange jelly tablet
• 1/2 cup water, boiling
• 3 tablespoons shredless Seville orange marmalade
• 1 large free-range egg
• 1 ounce fine or caster sugar
• 1 ounce self-rising flour
• 7 ounces semisweet chocolate, broken into pieces