Here is a sauce that is very similar to ratatouille (in name as well as constitution). It is simple to execute if you are careful not to burn any of the ingredients, which will make many of the sweet vegetable flavors harsh and bitter. Ideally, you should use
primizie, the first vegetables of the spring, which are most delicate in flavor and texture. However, this is a sauce you can make for months using more “adult” vegetables. Rattatuia is an ideal dressing for