Baking!

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Across
  1. 3. Chocolate Squares
  2. 6. The thing you put it in to bake
  3. 9. Smaller version of a cake
  4. 10. Comes from a chicken
  5. 11. Light and fluffy topping
  6. 13. Served at a birthday
Down
  1. 1. Popular flavor
  2. 2. Used to mix ingredients
  3. 3. Makes it rise
  4. 4. A needed ingredient
  5. 5. A room in the house to bake
  6. 7. Makes things taste better
  7. 8. Tangy flavor which is yellow
  8. 12. What you bake gets the shape of it