Preheat oven to 400 degrees
Cook your lasagna sheets according to package instructions. Once they are done cooking, set them aside.
Add a skillet to the stovetop on medium heat. Spray non stick spray and add your spinach. Cook the entire serving of spinach until all of it is cooked through.
While your lasagna boils, make your filling. Start with the ricotta mixture. In a mixing bowl, add the ricotta, egg, garlic powder, onion powder and salt Mix well. Add in all of the cooked spinach and combine well.
In another mixing bowl, let's make the pumpkin filling. Add in the pumpkin puree, milk, pumpkin pie spice and salt. Mix well.
Spray a 9x13 baking dish with non stick spray. Add 1 cup of pumpkin filling and spread evenly. Add 1/3 cup of crushed tomatoes and spread evenly.
Add 3 sheets of lasagna pasta the long way.
On top of the pasta, add 1/2 of your ricotta mixture. Spread evenly.
Sprinkle 1/3 cup of parmesan over the ricotta mixture
Add another 3 sheets of lasagna pasta the long way
Add 1 cup of pumpkin mixture and spread evenly over the pasta.
Add the rest of your ricotta mixture and spread evenly over the pumpkin
Add 1/3 cup of crushed tomatoes and spread evenly
Sprinkle 1/3 cup of parmesan over the crushed tomatoes
Add another 3 sheets of lasagna pasta
Spread the remainder of your pumpkin mixture over the pasta
Add 1/3 cup of crushed tomatoes and spread evenly
Sprinkle 1/3 cup of parmesan
Cover baking dish with foil and bake for 30 minutes.
Remove foil and bake for another 10-15 minutes until the cheese has melted. Be sure not to burn the cheese.