Recipes: Grilled romaine salad with corn

Preparation: Preparation time: 15 mins  Cooking time: 20 mins  Serving: 4 Ingredients: 2 romaine hearts, cut in half lengthwise olive oil for brushing ( or use olive oil spray) 1 ear corn, shucked ½ pound fresh fava beans in pods (or sub shelled edamame -see notes) 1 lemon ( cut in half) ½ pound shrimp (optional) peeled, raw and deveined. (Larger size shrimp works...