INGREDIENTS
•
Meat Ragu Sauce
•
2 tablespoons unsalted butter
•
1 tablespoon olive oil
•
1 medium yellow onion, finely chopped
•
1 fresh thyme sprig
•
1 fresh oregano sprig
•
1/2 teaspoon salt
•
1/4 teaspoon freshly ground black pepper
•
1 medium carrot, finely chopped
•
1 celery stick, finely chopped
•
1 lb. ground beef chuck
•
2 garlic cloves, crushed
•
1 cup chopped or crushed tomatoes*
•
1/2 cup tomato puree*
•
1/2 cup water (for electric pressure cooker only)*
•
1 teaspoon salt
•
8 ounces (10 noodles) wavy lasagna noodles, broken into 2-inch pieces
•
Water, as needed
•
8 ounces mozzarella cheese, diced