Set the oven to 425 degrees. On a baking sheet, spread out the beet noodles and coat with cooking spray and season with salt and pepper. Bake for 5-10 minutes or until beets are cooked to al dente or your preference in doneness.While the noodles cook, combine all of the ingredients for the pesto into a food processor and pulse until creamy. Taste and adjust, if needed.Once beets are cooked, toss with pesto and the kale. Serve.