Sweet Potato Kale Gratin is a must-try comfort dish! This hearty meal brings together the sweet and savory flavors of sweet potatoes and kale, making it perfect for cozy dinners or special occasions. With its creamy texture and cheesy topping, this gratin stands out as a delightful main course that everyone will love!
Why You’ll Love This Recipe
- Comforting Flavors: The combination of sweet potatoes and kale creates a warm, comforting dish that satisfies cravings.
- Easy to Prepare: With simple steps, you can have this delicious gratin ready for the table in just over an hour.
- Versatile Dish: Perfect as a main course or as a side to complement your favorite proteins.
- Nutritious Ingredients: Packed with vitamins and minerals, this recipe is both healthy and indulgent.
- Impressive Presentation: The layered look of the gratin makes it visually appealing for any gathering.
Tools and Preparation
To make Sweet Potato Kale Gratin effectively, having the right tools on hand is essential. Here’s what you need to gather before you start cooking.
Essential Tools and Equipment
- Baking dish (9×13 inch)
- Skillet
- Knife
- Cutting board
- Peeler
- Measuring cups
- Grater
Importance of Each Tool
- Baking Dish: A good-quality baking dish ensures even cooking and helps to achieve that golden-brown top.
- Skillet: Used for sautéing the kale, it allows for quick cooking while preserving nutrients.
- Grater: Essential for shredding cheese efficiently, ensuring it melts beautifully in the gratin.

Ingredients
Sweet Potato Kale Gratin is a must-try comfort dish! Here are the ingredients you’ll need:
For the Gratin
- 2 large sweet potatoes (about 1.5 lbs or 680 g), peeled and thinly sliced
- 4 cups kale, stems removed and chopped (about 1 bunch)
- 1 cup heavy cream (240 ml)
- 3 cloves garlic, minced
- 1 cup Gruyère cheese, grated (about 100 g)
- 1/4 teaspoon ground nutmeg
- Salt, to taste
- Black pepper, to taste
- 1 tablespoon olive oil (for greasing the baking dish)
How to Make Sweet Potato Kale Gratin is a must-try comfort dish!
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C). This ensures that your Sweet Potato Kale Gratin bakes evenly.
Step 2: Prepare Sweet Potatoes
- Peel and thinly slice the sweet potatoes using a sharp knife or mandoline.
- Set aside the slices for layering.
Step 3: Sauté the Kale
- Wash and chop the kale into bite-sized pieces.
- In a skillet, sauté the kale with a splash of water or olive oil over medium heat for about 5–7 minutes until wilted. Stir occasionally.
Step 4: Grease the Baking Dish
Using olive oil, grease your 9×13 inch baking dish to prevent sticking.
Step 5: Layer Your Ingredients
- Begin layering by placing sweet potato slices at the bottom of the baking dish.
- Add a layer of sautéed kale followed by some cream mixture and sprinkle with Gruyère cheese.
- Repeat these layers until all ingredients are used up, finishing with cheese on top.
Step 6: Bake Covered
Cover the baking dish with aluminum foil and bake in preheated oven for 30 minutes.
Step 7: Bake Uncovered
After 30 minutes, remove the foil and continue baking for an additional 20–25 minutes until golden brown on top and tender throughout.
Step 8: Let Cool Before Serving
Once baked, let your Sweet Potato Kale Gratin cool for about 10 minutes before serving. Enjoy this comforting dish with family or friends!
How to Serve Sweet Potato Kale Gratin is a must-try comfort dish!
Sweet Potato Kale Gratin is a versatile dish that can be served in various ways, making it suitable for different occasions. Here are some serving suggestions to enhance your meal experience.
As a Main Course
- Pair it with a light salad for a balanced meal. A simple arugula salad with lemon vinaigrette complements the richness of the gratin beautifully.
With a Protein
- Serve alongside grilled chicken or turkey for added protein. The flavors blend well, and it creates a hearty dinner option.
On Special Occasions
- Use it as a side dish for festive dinners. Its vibrant colors and comforting taste make it perfect for holidays or family gatherings.
In Individual Portions
- Bake in ramekins for individual servings. This presentation is great for dinner parties and ensures everyone gets their portion.
How to Perfect Sweet Potato Kale Gratin is a must-try comfort dish!
Achieving the perfect Sweet Potato Kale Gratin requires attention to detail. Here are some tips to elevate your dish.
- Slice evenly: Ensure sweet potatoes are thinly sliced for even cooking. This will help achieve that creamy texture throughout.
- Sauté kale properly: Cook the kale until it’s just wilted, keeping some texture. This prevents it from becoming mushy in the gratin.
- Layer wisely: Alternate layers of sweet potatoes, kale, and cheese to ensure every bite is flavorful and satisfying.
- Check for doneness: Use a fork to test if the sweet potatoes are tender before removing from the oven. They should be soft but not falling apart.
- Let it rest: Allow the gratin to cool for about 10 minutes after baking. This helps set the layers and makes serving easier.
Best Side Dishes for Sweet Potato Kale Gratin is a must-try comfort dish!
When serving Sweet Potato Kale Gratin, consider pairing it with these delightful side dishes to create a well-rounded meal.
- Citrus Salad: A fresh combination of mixed greens and citrus fruits enhances the flavors of the gratin.
- Roasted Vegetables: Season seasonal vegetables like carrots and bell peppers; roasting brings out their natural sweetness.
- Quinoa Pilaf: A nutty quinoa pilaf with herbs adds texture and complements the creaminess of the gratin.
- Garlic Bread: Serve warm, crusty garlic bread on the side for dipping into any leftover cream sauce.
- Steamed Asparagus: Lightly steamed asparagus provides a crunchy contrast to the softness of the gratin.
- Chickpea Salad: A protein-packed salad made with chickpeas, cucumbers, and tomatoes adds a refreshing crunch alongside the gratin.
Common Mistakes to Avoid
When making Sweet Potato Kale Gratin, it’s easy to make a few common mistakes. Here are some tips to ensure your dish turns out perfectly.
- Boldly layer your ingredients: Skipping the layering process can lead to uneven cooking. Ensure to alternate layers of sweet potatoes and kale for balanced flavor and texture.
- Avoid overcooking the kale: Cooking the kale too long can make it mushy. Sauté just until wilted to maintain its vibrant color and texture.
- Don’t rush the baking time: Removing the foil too early might not allow the gratin to cook through. Follow the recommended baking times for a perfectly golden top.
- Measure ingredients accurately: Over or under-measuring cream and cheese can affect the creaminess. Use precise measurements for the best results.
- Neglect seasoning: Forgetting to season your layers can lead to blandness. Season each layer with salt and pepper for enhanced flavor.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container.
- Keep in the fridge for up to 3 days.
Freezing Sweet Potato Kale Gratin is a must-try comfort dish!
- Freeze in a freezer-safe container.
- Can be stored for up to 2 months.
Reheating Sweet Potato Kale Gratin is a must-try comfort dish!
- Oven: Preheat oven to 350°F (175°C) and cover with foil; heat for about 20 minutes.
- Microwave: Heat individual portions on medium power for 2-3 minutes, stirring halfway through.
- Stovetop: Place in a skillet over medium-low heat, covering until heated through, about 5-7 minutes.
Frequently Asked Questions
Here are some common questions about making Sweet Potato Kale Gratin.
What can I substitute for Gruyère cheese in Sweet Potato Kale Gratin?
You can use other cheeses such as mozzarella or Monterey Jack if you prefer a milder flavor.
Can I add other vegetables to my Sweet Potato Kale Gratin?
Absolutely! Vegetables like spinach, zucchini, or mushrooms would complement this dish wonderfully.
How do I know when my Sweet Potato Kale Gratin is done?
The gratin is done when the top is golden brown and sweet potatoes are tender when pierced with a fork.
Is Sweet Potato Kale Gratin suitable for meal prep?
Yes! It stores well in both the refrigerator and freezer, making it perfect for meal prepping.
Final Thoughts
Sweet Potato Kale Gratin is a must-try comfort dish that offers delicious flavors and creamy texture. This recipe is versatile, allowing you to customize it with different cheeses or veggies based on your preference. Whether you’re serving it as a main course or side dish, it’s sure to impress your family and friends!
Sweet Potato Kale Gratin
Sweet Potato Kale Gratin is a must-try comfort dish that brings together the natural sweetness of tender sweet potatoes and the earthy richness of kale. This creamy, cheesy delight is not only satisfying but also packed with nutrients, making it perfect for cozy family dinners or special gatherings. The layered presentation adds an impressive touch, while the simple preparation ensures that anyone can create this culinary masterpiece in just over an hour.
- Prep Time: 20 minutes
- Cook Time: 55 minutes
- Total Time: 1 hour 15 minutes
- Yield: Serves approximately 6 people 1x
- Category: Main Course
- Method: Baking
- Cuisine: American
Ingredients
- 2 large sweet potatoes (approximately 1.5 lbs), peeled and thinly sliced
- 4 cups kale, stems removed and chopped
- 1 cup heavy cream
- 3 cloves garlic, minced
- 1 cup Gruyère cheese, grated
- 1/4 teaspoon ground nutmeg
- Salt and black pepper to taste
- 1 tablespoon olive oil (for greasing)
Instructions
- Preheat your oven to 375°F (190°C).
- Peel and slice sweet potatoes thinly; set aside.
- In a skillet, sauté chopped kale with a splash of water or olive oil over medium heat for about 5–7 minutes until wilted.
- Grease a baking dish with olive oil.
- Layer sweet potato slices at the bottom, followed by sautéed kale, a drizzle of cream, and cheese. Repeat layers until all ingredients are used, finishing with cheese on top.
- Cover with foil and bake for 30 minutes; then remove foil and bake an additional 20–25 minutes until golden brown.
- Let cool for about 10 minutes before serving.
Nutrition
- Serving Size: 1 portion (about 250g)
- Calories: 310
- Sugar: 6g
- Sodium: 380mg
- Fat: 18g
- Saturated Fat: 10g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 34g
- Fiber: 6g
- Protein: 8g
- Cholesterol: 50mg