Preheat oven to 350F. Butter ... milk. Place sweet potato slices in large pot and ... Add Yukon gold potatoes and simmer, uncovered, for about ... 6 to 8 servings.
Preheat oven to 375°F. Spray ... nonstick spray. Layer potato slices and chopped onions in ... Pour sauce over potatoes and place in oven, covered, ... uncovered. Serve and enjoy!