You'll love every bite of Stouffer's Large Size Lasagna with Meat & Sauce. Thoughtfully crafted with flavorful, quality ingredients, our meat and sauce lasagna is made with 100% beef, mozzarella cheese and tomato sauce. Whether you're looking for comfort food or weeknight dinner ideas, this lasagna frozen dinner is an easy way to solve your 'what's for dinner?' dilemma. With a Stouffer's meat and sauce lasagna in your freezer, you'll always be ready to serve up something delicious. Keep the frozen lasagna in your freezer until you're ready to cook and serve.