Slow Cooker Lasagna | RICARDO

Ingredients

• 1 lb (454 g) Italian-style sausage meat, mild or spicy (about 4)
• 1 large carrot, peeled and finely grated
• 1 stalk celery, finely chopped
• 4 oz (115 g) mushrooms, finely chopped
• 2 cloves garlic, finely chopped
• 4 cups (1 litre) tomato sauce, homemade or store-bought
• 12 uncooked lasagna noodles
• 1 cup (250 ml) grated Parmigiano-Reggiano cheese
• 1 container 475 g ricotta cheese
• 1 1/2 cups (375 ml) grated mozzarella cheese
• Salt and pepper