Cheesy Scalloped Zucchini

INGREDIENTS:

Unsalted butter, softened, as needed

1 lb zucchini, thinly sliced

2/3 cup heavy cream

1 teaspoon dried thyme

1/2 teaspoon garlic powder

1/2 cup Parmigiano-Reggiano, freshly grated

1 1/2 tablespoons all-purpose flour

1/2 cup Gruyere cheese, freshly grated

1/3 cup panko breadcrumbs

Kosher salt and freshly ground black pepper, to taste

DIRECTIONS:

Position a rack in your oven 6 inches from the broiler and heat broiler on high.

Grease a shallow 9×13-inch baking dish or rimmed sheet pan with softened butter.

Season zucchini with salt and pepper and arrange on baking pan. Broil just until squash is beginning to soften, about 4 minutes.

While squash bakes, whisk together cream, thyme, garlic powder, parmesan cheese, and flour in a small bowl. Pour mixture evenly over squash, then top with Gruyere cheese and panko breadcrumbs …