Adjust rack to middle position and preheat oven to 450°f

Cut potatoes into 1/2-thick wedges.

Toss on baking sheet with a large drizzle of oil, half the garlic powder, and a big pinch of salt and pepper

Roast on middle rack until browned and tender 20-25 minutes

Sauce

In a small bowl, combine sour cream, ranch dressing, and remaining garlic powder; season with salt and pepper

In a large bowl, combine beef, Frank’s seasoning blend, and salt

Form into two patties, each slightly wider than a bun

Heat a large drizzle of oil in a large pan over medium heat.

Add patties and cook until browned and cooked to desired doneness (3-5 minutes per side)

In last 1-2 minutes of cooking, top patties with Monterey Jack; cover pan to melt cheese

While patties cook, halve and toast buns.

Spread cut sides with creamy ranch sauce, then fill with patties and crispy fried onions