Cooks Assistant Quest
Items needed (you can buy these in the G.E):
• Bucket of milk
• Pot of flour
1. Teleport to Lumbridge and speak to the Cook in the castle.
2. Ask him what's wrong and he will tell you that he forgot to buy the ingredients for a cake he needs to make for the Duke's birthday. Then he'll ask you to get some ingredients for him, keep agreeing till he tell you what the ingredients are; Egg, Bucket of milk & Pot of flour.
3. After you have the ingredients in your inventory, talk to him again. After you give him the ingredients he'll say this.