This polenta lasagna is a great way to work extra vegetables into a weeknight meal, as it calls for chopped zucchini, mushrooms, onion, and red bell pepper. For more recipes like this, see our complete collection of lasagna recipes.
6 servings (serving size: 1 piece)
Preheat oven to 350°.
Spoon 1/2 cup marinara sauce into an 8-inch square baking dish to cover bottom, and set aside.
Heat oil in a large nonstick skillet over medium-high heat. Add onion and bell pepper; sauté 4 minutes or until tender. Stir in sausage; cook 2 minutes. Add mushrooms, zucchini, and garlic; sauté 2 minutes or until mushrooms are tender, stirring frequently. Add remaining marinara sauce; reduce heat, and simmer 10 minutes.
Arrange 9 polenta slices over marinara in baking dish, and top evenly with half of vegetable mixture. Sprinkle 1/4 cup of cheese over vegetable mixture; arrange remaining polenta over cheese. Top polenta with the remaining vegetable mixture, and sprinkle with remaining 1/4 cup cheese.
Cover and bake at 350° for 30 minutes. Uncover and bake an additional 15 minutes or until bubbly. Let stand 5 minutes before serving.