Zucchini and Yellow Squash Au Gratin

why make this recipe
Zucchini and Yellow Squash Au Gratin is a delicious and comforting dish that brings the flavors of summer to your table. This recipe combines tender zucchini, yellow squash, and creamy cheese for a savory experience. It’s perfect as a side dish for any meal or even a stand-alone vegetarian option. The rich flavors and creamy texture make it a favorite among family and friends.
how to make Zucchini and Yellow Squash Au Gratin
Ingredients :
- 2 tablespoons butter
- 1/2 onion, thinly sliced
- 1 small zucchini, sliced in rounds 1/8 to 1/4 inch thick (please see notes)
- 1 small yellow squash, sliced in rounds 1/8 to 1/4 inch thick (please see notes)
- 2 large cloves garlic, minced
- 1/2 cup heavy cream
- 1/4 cup grated parmesan
- 1 cup shredded smoked gouda
Directions :
- Preheat your oven to 450 degrees.
- Melt the butter in an oven-proof skillet over medium heat.
- Add the sliced onion and cook until the edges start to brown, about 5 minutes.
- Add the minced garlic and cook for an additional 1 minute.
- Pour in the heavy cream and simmer until it bubbles and starts to thicken.
- Slowly stir in the grated parmesan cheese.
- Add the sliced zucchini and yellow squash, cooking for an additional 4-5 minutes.
- Sprinkle the smoked gouda on top.
- Bake in the oven for 15-20 minutes, or until the cheese turns golden brown.
how to serve Zucchini and Yellow Squash Au Gratin
Serve Zucchini and Yellow Squash Au Gratin hot and bubbly directly from the oven. It pairs well with grilled meats, baked chicken, or a fresh salad. You can also enjoy it as a main dish with some crusty bread on the side.
how to store Zucchini and Yellow Squash Au Gratin
Store any leftovers in an airtight container in the refrigerator. They should stay fresh for up to three days. When reheating, make sure to warm it in the oven for the best texture, or you can microwave it if you are in a hurry.
tips to make Zucchini and Yellow Squash Au Gratin
- For best results, slice the zucchini and yellow squash evenly to ensure they cook properly.
- You can use fresh herbs like thyme or basil for a burst of flavor.
- If you prefer a crispier topping, broil for an additional 2-3 minutes after baking.
variation
You can also add other vegetables like mushrooms or bell peppers for extra flavor. If you’re looking for a lighter version, use low-fat cream or substitute the cheese with a dairy-free option.
FAQs
1. Can I use other types of cheese?
Yes, you can use cheese like mozzarella or cheddar if you prefer.
2. Can I prepare this dish ahead of time?
Yes, you can prepare it up to the baking step, cover it, and keep it in the fridge. Just bake it when you are ready to serve.
3. Is this dish gluten-free?
Yes, the ingredients used in this recipe are gluten-free, making it a great option for those with gluten sensitivities.

Zucchini and Yellow Squash Au Gratin
Ingredients
Vegetables and Aromatics
- 2 tablespoons butter
- 1/2 onion thinly sliced onion
- 1 small zucchini, sliced in rounds 1/8 to 1/4 inch thick Ensure even slicing for proper cooking.
- 1 small yellow squash, sliced in rounds 1/8 to 1/4 inch thick Ensure even slicing for proper cooking.
- 2 cloves minced garlic
Dairy Ingredients
- 1/2 cup heavy cream
- 1/4 cup grated parmesan
- 1 cup shredded smoked gouda
Instructions
Preparation and Cooking
- Preheat your oven to 450 degrees Fahrenheit.
- Melt the butter in an oven-proof skillet over medium heat.
- Add the sliced onion and cook until the edges start to brown, about 5 minutes.
- Add the minced garlic and cook for an additional 1 minute.
- Pour in the heavy cream and simmer until it bubbles and starts to thicken.
- Slowly stir in the grated parmesan cheese.
- Add the sliced zucchini and yellow squash, cooking for an additional 4-5 minutes.
- Sprinkle the smoked gouda on top.
- Bake in the oven for 15-20 minutes, or until the cheese turns golden brown.