Tools: oven, utensils, agitator, eggbeater, mold, baking tray.
Ingredients: flour, eggs, sugar (different recipes need different)
Decorate flowers:
Tools: turntable, spatula, decorating bag, decorating mouth (on the eggbeater).
Ingredients: cream, fruit, chocolate, jam.
Finally, you may need packaging boxes, candles, knives and forks, and it is best to prepare some birthday paper hats.