POTATO CASSEROLE SERVES 10, 45MIN PREP, 55MIN COOK, 35MIN BAKE Ingredients 3/4 cup butter, divided 1/4 cup olive oil 6 large sweet onions, diced 1 tablespoon sugar 4 pounds baking potatoes, peeled and cubed 4 cups chicken broth 1 cup whipping cream 1 cup sour cream 4 large eggs, lightly beaten 1/2 teaspoon salt Preparation Melt 1/4 cup butter in a large skillet over medium heat. Add olive oil, onions, and sugar. Cook, stirring often, 25 to 30 minutes or until onions are deep golden brown. Remove from heat, and set aside. Bring potatoes and chicken broth to a boil in a Dutch oven; Cook 20 minutes or until tender. Drain. Reserve broth for another use, if desired. Add remaining 1/2 cup butter to potatoes; mash with potato masher until smooth. Whisk whipping cream and next 3 ingredients; add to potato mixture, stirring until blended. Spoon 1/2 potato mixture into lightly greased 13- x 9-inch baking dish. Spoon caramelized onions evenly over potatoes. Spoon remaining potatoes evenly over onions. Bake at 350° for 30 to 35 minutes or until golden. Can prepare day before, refrigerate then bake next day.