Creamy Spinach Lasagna Recipe: Easy Veggie Comfort!

Ingredients

• 1 tablespoon olive oil (15 ml)
• 1 medium yellow onion, finely chopped (about 1 cup / 150g)
• 2 cloves garlic, minced (about 2 teaspoons / 6g)
• 1 (28-ounce) can crushed tomatoes (794g)
• 1 (15-ounce) can tomato sauce (425g)
• 1 teaspoon dried oregano (2g)
• 1/2 teaspoon dried basil (1g)
• 1/4 teaspoon red pepper flakes (optional, for a touch of heat) (0.5g)
• Salt and freshly ground black pepper, to taste
• 1/2 cup vegetable broth (120 ml)
• 1 (30-ounce) container whole milk ricotta cheese (850g)
• 10 ounces frozen spinach, thawed and squeezed dry (283g)
• 1 large egg, lightly beaten (50g)
• 1/4 cup grated Parmesan cheese (25g)
• 1/4 teaspoon ground nutmeg (0.5g)
• 9 lasagna noodles (oven-ready or regular)
• 2 cups shredded mozzarella cheese (200g)
• Fresh basil leaves, for garnish (optional)