This is a great casserole for company.  Serves 12, delicious and can be done ahead of time and in the oven while serving appetizers. Print Recipe Crab-Stuffed Shells with Peas and Leeks Cook Time 30 minutes Servings people Ingredients 2 leeks white and light-green parts only9 tablespoons unsalted butter1 cup peas2 1/2 teaspoons coarse salt1/2…