Spinach and Tomato Lasagna Bake | MealGenie Recipes | MealGenie

Ingredients

• 9 lasagna noodles
• 1 tablespoon olive oil
• 1 medium onion, chopped
• 3 cloves garlic, minced
• 28 ounces crushed tomatoes
• 14.5 ounces diced tomatoes
• 1 teaspoon dried basil
• 1 teaspoon dried oregano
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon red pepper flakes
• 10 ounces frozen chopped spinach, thawed and drained
• 1 cup part-skim ricotta cheese
• 1/2 cup grated Parmesan cheese
• 2 cups shredded part-skim mozzarella cheese