Chicken and Potato Casserole Recipe

Ingredients

• 1 tablespoon olive oil
• 4 potatoes, peeled and cubed, or more to taste
• 1 (15.25 ounce) can whole kernel corn, drained
• 1 (10.5 ounce) can condensed cream of chicken soup
• 1 1/2 cups canned chicken, drained
• 1/2 cup milk
• 1/3 cup sour cream
• 2 tablespoons salted butter, melted
• 1 cup shredded Cheddar cheese