Here’s how to prepare Cheesy Potatoes in just a few easy steps:

1. Preheat Oven: Preheat your oven to 375°F (190°C).
2. Prepare Potatoes: Peel and dice the russet potatoes into bite-sized pieces. Place them in a large pot of salted water.
3. Boil Potatoes: Bring the water to a boil and cook the potatoes until tender, about 10-15 minutes. Drain and set aside.
4. Mix Cheese Sauce: In a large mixing bowl, combine the sour cream, shredded cheddar cheese, milk, olive oil, garlic powder, onion powder, salt, and black pepper. Mix well until smooth.
5. Combine Potatoes and Sauce: Add the drained potatoes to the cheese mixture. Gently fold until evenly coated.
6. Transfer to Baking Dish: Pour the cheesy potato mixture into a greased baking dish. Spread it out evenly.
7. Add Topping: If desired, sprinkle breadcrumbs over the top for a crispy finish.
8. Bake: Place in the preheated oven and bake for 30-40 minutes or until the top is golden and bubbly.
9. Garnish: Remove from the oven and let it cool for a few minutes. If desired, garnish with chopped green onions before serving.

These straightforward instructions make it easy to create an amazing Cheesy Potatoes dish that everyone will love.