Two Potato Gratin
A creamy potato gratin layered with russet and sweet potatoes, infused with rosemary, topped with Swiss and Parmesan cheeses, perfect for comforting family dinners or gatherings.
Ingredients
Instructions
- Arrange half of the sliced russet potatoes in an 8x8 inch glass baking dish.
- Sprinkle with 1/4 of the minced rosemary, salt, and pepper.
- Layer with half of the sliced sweet potatoes.
- Repeat the rosemary, salt, and pepper seasoning for the second layer.
- Pour the whipping cream over the layered potatoes.
- Cover tightly with plastic wrap and microwave on High until the potatoes are tender, about 18 minutes.
- Sprinkle both grated cheeses over the potatoes.
- Microwave uncovered on high until the cheese melts and bubbles, about 3 minutes.
- Cool for 10 minutes before serving.
Tips & Substitutions
For a creamier texture, consider adding a layer of sautéed onions or garlic between the potato layers. You can substitute the Swiss cheese with Gruyère for a stronger flavor, or use a dairy-free cream alternative for a vegan version. Fresh thyme or sage can also enhance the dish's flavor profile, making it a delightful companion to American recipes like Green Bean Casserole With Onions.
Serving Suggestions
This gratin is fantastic as a standalone dish or paired with a simple green salad for a light meal. Consider serving it alongside roasted meats or as part of a vegetarian spread. It also pairs beautifully with Egg Cake for a hearty brunch option, making it a versatile addition to any table.
Storage & Reheating
Store any leftover Two Potato Gratin in an airtight container in the refrigerator for up to 3 days. When reheating, cover with a damp paper towel and microwave in short intervals until heated through to maintain moisture, or bake in a preheated oven at 350°F (175°C) until warmed.
Nutrition & Diet Analysis (per serving)
Each serving of Two Potato Gratin contains roughly 187 calories, with 8g protein, 22g carbohydrates, and 9g fat. It is an excellent source of dietary fiber (25% of the Daily Value), iron (21% of the Daily Value), and calcium (20% of the Daily Value), and a good source of protein and vitamin C. It also contributes 7g of dietary fiber toward your daily target.
Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.
* % Daily Values based on a 2,000 calorie diet (FDA 2020).
Frequently Asked Questions
Can I prepare the gratin in advance?
Yes, you can prepare the two potato gratin ahead of time. Assemble the layers and cover the dish tightly with plastic wrap. Store it in the refrigerator for up to 24 hours. When ready to cook, simply microwave as per the instructions, adding a few extra minutes if it's cold from the fridge.
What if I don't have whipping cream?
If you don't have whipping cream, you can substitute it with half-and-half or a mixture of milk and butter (1 cup milk plus 1/4 cup melted butter) to achieve a similar creaminess. Just keep in mind that using lower-fat options may result in a slightly less rich gratin.
Can I add other vegetables to this gratin?
Absolutely! Feel free to incorporate other vegetables like zucchini, spinach, or even roasted garlic for added flavor and nutrition. Just make sure to slice them thinly to ensure even cooking, and layer them in between the potatoes for a colorful and nutritious twist.
Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).