Harrod's Christmas Pudding

• 3 eggs
• 2 teasspoons butter
• 1 lemon rind
• 1 orange rind
• 1 lemon juice
• 1/2 teasspoon apple pie spice
• 425 gr bread crumbs
• 290 gr brown sugar
• 220 gr golden raisins
• 220 gr raisins