Best Sheet-Pan Lasagna Recipe

Arrange a rack in center of oven and preheat to 375°

Grease bottom and sides of an 18" x 13" baking sheet with butter

Heat oil in a large (at least 12"), high-sided skillet over medium-high heat

Add sausage and cook, breaking up with a wooden spoon, until browned

Add garlic and basil and cook, stirring, until garlic is fragrant

Pour in sauce and bring to a simmer

Cook lasagna in a large pot of boiling salted water, stirring occasionally to prevent sticking, until very al dente

Drain pasta and transfer to a large bowl

Add 1/2 cup Parmesan and 2 Tbsp. butter to pasta and toss to combine

Add pasta mixture to skillet with sauce

In a medium bowl, combine ricotta and remaining 1 1/2 cups Parmesan; season with salt and pepper

Pour pasta mixture into prepared baking sheet

Sprinkle with mozzarella

Dollop ricotta mixture over

Bake lasagna until cheese is bubbly and golden, and edges are lightly crispy