How do you add gold to a cake?

You can add gold to a cake using edible gold leaf. Here's how, based on the provided video information:

1. Break the Gold Leaf: Use a dry brush to gently break and lift pieces of edible gold leaf into various shapes and sizes.

2. Apply to Cake: Carefully place the gold leaf pieces onto the cake.

3. Secure the Gold Leaf: If the gold leaf lifts, use a clean, dry finger to gently pat it down.