Butternut Squash, Mushroom, and Spinach Lasagna
Butternut Squash, Mushroom, and Spinach Lasagna Ingredients Vegetables 1 (2-pound) butternut squash, peeled, halved lengthwise, and seeded 3 tablespoons extra-virgin olive oil, divided 1 teaspoon kosher salt, divided 1/4 teaspoon black pepper, divided 3 (4-ounce) packages sliced mixed wild mushrooms (such as cremini, oyster, and button) 1 (5-ounce) package fresh baby spinach Asiago-Garlic Mornay Sauce 6 tablespoons unsalted butter 4 garlic cloves, minced 1 1/2 teaspoons finely chopped fresh rosemary, plus more for … Read more