This Cauliflower-Feta Pasta Bake is a delicious and comforting vegetarian dish. The cauliflower is roasted until tender and then combined with cooked pasta, feta cheese, and a creamy sauce. The dish is then baked until golden and bubbly, creating a satisfying and flavorful meal. Serve this pasta bake as a main course or as a side dish for a hearty and satisfying meal.