French Onion Potatoes

INGREDIENTS
1 (1 oz) packet dry onion soup mix
1 (10 oz) can French onion soup
1 stick (1/2 cup) butter, melted
2 1/2 lbs russet potatoes, peeled and chopped into 1-inch pieces
1 small yellow onion, sliced
2 cups Gruyere or Swiss cheese, grated
PREPARATION
Preheat oven to 375°F and grease a 9×13-inch baking dish with oil, butter, or nonstick spray. Set aside.
In a large bowl, stir together onion soup mix, onion soup, and melted butter. Add potatoes and sliced onion and stir to combine.
Transfer mixture to prepared baking dish and spread out evenly. Cover dish tightly with foil and bake for 30 minutes.
Uncover, and continue cooking until potatoes are fork tender, 30-40 minutes. Stir halfway through cooking time.
Top with grated cheese, cover dish again with foil, and let rest until cheese has melted, about 10 minutes. Serve and enjoy!