Butternut Squash Sausage and Spinach Casserole February 19, 2024 750 × 1000 Roasted Butternut Squash, Sausage, and Spinach Casserole Butternut Squash, Sausage, and Spinach Casserole With its cheese-based sauce, this Roasted Butternut Squash, Sausage, and Spinach Casserole makes a filling and tasty meal.