Baked penne florentine is a comforting and flavorful pasta dish that combines penne pasta, spinach, and a creamy tomato sauce. The pasta is cooked until al dente, then mixed with sautéed spinach and a homemade tomato sauce. The dish is topped with cheese and baked until golden and bubbly. This hearty and satisfying meal is perfect for a family dinner or potluck gathering.