Three-Cheese Mashed Potato Casserole

Ingredients

• 4 large potatoes, peeled and cubed*
• 1 cup sour cream
• 1 (3-ounce) package cream cheese, softened
• 1/4 cup butter or margarine, softened
• 2/3 cup milk
• 1/2 cup (2 ounces) shredded Cheddar cheese
• 1/2 cup (2 ounces) shredded Muenster cheese
• 1 1/2 teaspoons salt
• 1/2 teaspoon pepper

Preparation

1. Cook potatoes in boiling water to cover 15 minutes or until tender. Drain.
2. Beat potatoes and next 3 ingredients at medium speed with an electric mixer until smooth. Stir in milk and remaining ingredients. Spoon into a lightly greased 2-quart baking dish. (Cover and chill 8 hours, if desired; let stand at room temperature 30 minutes before baking.)
3. Bake, uncovered, at 400° for 15 to 20 minutes or until thoroughly heated.
4. *Frozen mashed potatoes may be substituted. Prepare potatoes according to package directions for 4 servings. Proceed with recipe as directed. For testing purposes only, we used Ore Ida Mashed Potatoes.