The biggest mistake people make with mug cakes is using water as their liquid base. Substitute dairy: Replace the water called for on the package with dairy. My favorite is buttermilk for that little ...

The foundation of overflow prevention starts with using a mug that can hold at least 2 cups of water or 11 to 12-ounce capacity. A good rule of thumb is to use a large cup and fill it halfway, if that ...