Creating Cheesy Ranch Potatoes and Smoked Sausage is a breeze when you follow these simple steps:

1. Preheat the Oven: Start by preheating your oven to 400°F (200°C).
2. Prepare the Potatoes: In a large bowl, combine the halved baby potatoes and olive oil. Toss until the potatoes are well coated.
3. Season the Potatoes: Sprinkle garlic powder, salt, and pepper over the potatoes. Mix well to ensure even distribution.
4. Add Sausage: Fold in the sliced smoked sausage with the potatoes until everything is well mixed.
5. Place in Baking Dish: Transfer the potato and sausage mixture into a greased 9×13-inch baking dish.
6. Mix Ranch Sauce: In a separate bowl, combine the ranch seasoning mix, sour cream, and milk. Whisk until smooth.
7. Pour Over Mixture: Pour the ranch sauce over the potato and sausage mixture, ensuring everything is well coated.
8. Top with Cheese: Sprinkle the shredded cheddar cheese evenly on top of the mixture.
9. Bake: Place the baking dish in the preheated oven. Bake for 30-35 minutes or until the potatoes are tender.
10. Garnish and Serve: Once done, remove from the oven and let it cool slightly. Garnish with chopped green onions if desired.

These steps will guide you in creating this incredible dish effortlessly.