Ingredients
Method
Preparation
- In a large oven-proof skillet, melt the butter with the sliced onions over medium heat until lightly caramelized.
- Add the minced garlic and sauté for an additional minute, until fragrant.
- Incorporate the beef broth, salt, pepper, and heavy cream into the onion and garlic mixture. Stir to combine and allow it to bubble gently.
- Gradually mix in the parmesan cheese for that rich flavor.
- Fold in the sliced zucchini and cook for another 5 minutes until softened.
- Top with your cheese of choice evenly across the surface.
- Bake at 425°F for about 12-15 minutes, or until the cheese is browned to your liking.
Nutrition
Serving: 1gCalories: 350kcalCarbohydrates: 10gProtein: 15gFat: 30gSaturated Fat: 15gSodium: 600mgFiber: 2gSugar: 4g
Notes
For added crunch, consider broiling the gratin for the last few minutes for a crispy top. Store leftovers in an airtight container in the refrigerator for up to three days. You can freeze before baking to make ahead.
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