Prep 15 mins
Cook 30 mins
Replace vanilla with lemon zest, almond flavoring, or rum flavoring to suit the cake you're frosting. Regular yogurt, strained for several hours through a cheesecloth, may also be used.
- Whisk all ingredients until they blend and thicken slightly.
- Chill at least 30 minutes.
- Spread on cupcakes or cake.
- Keep away from heat or sun, since it melts easily.