Lemon Rosemary Custard Cakes

This is one of my favorite desserts. The only drawback is that it only makes 4 little cakes, and I don't like to bake for just 4. Perhaps next time I will double the recipe.These are little custards, but they are also little cakes.By baking them in a water bath, half of the cake never cooks, so they remain a silky smooth custard, but the tops bake up as cakes, so when you break into them, you