Simple Two-Potato Gratin

• 3 pounds mixed russet potatoes and sweet potatoes
• Butter for baking dish and foil
• 1 1/2 cups heavy whipping cream
• 1/2 cup chicken broth
• 1 tablespoon chopped sage
• 1 minced garlic clove
• 1 teaspoon kosher salt
• ground black pepper
• 1 cup grated Gruyere cheese

1. Spread potatoes in a buttered 11x7-inch baking dish.
2. Combine heavy whipping cream, chicken broth, chopped sage, garlic, and salt; pour over potatoes.
3. Sprinkle with pepper.
4. Cover with buttered foil; bake at 425F for 35 minutes.
5. Sprinkle with Gruyere cheese.
6. Bake uncovered until brown and bubbling, about 25 minutes.
7. Let rest before serving.

mixed russet potatoes, butter, heavy whipping cream, chicken broth, sage, garlic, kosher salt, ground black pepper, gruyere cheese

Taken from www.epicurious.com/recipes/food/views/simple-two-potato-gratin-236539 (may not work)