Classic Lasagna Recipe with Béchamel Sauce | ReallyEats

Ingredients

• 1 lb ground beef
• 1 onion (finely chopped)
• 2 cloves garlic (minced)
• 1 can (28 oz crushed tomatoes)
• 2 tablespoons tomato paste
• 1 teaspoon dried oregano
• 1 teaspoon dried basil
• Salt and pepper to taste
• 4 tablespoons unsalted butter
• 1/4 cup all-purpose flour
• 3 cups milk
• A pinch of nutmeg
• 12 lasagna noodles
• 2 cups shredded mozzarella cheese
• 1/2 cup grated Parmesan cheese