1Place cashews in a bowl. Add water to cover the cashews completely. Cover bowl and soak for 5 hours.
2Rinse and drain cashews.
3Wash kale well and pat dry.
4De-stem kale and tear into approximately 3-inch pieces. Place kale pieces in a large mixing bowl and set aside.
5To make the sauce, blend the following until smooth: soaked cashews, 1/4 cup water, tomato sauce, nutritional yeast, Italian seasoning, garlic powder, minced onion, lemon juice, agave, black pepper, salt, and red pepper flakes. Use a spatula to scrape down the sides of the blender half way through to ensure that it well mixed.
6Pour sauce over kale. Toss well, making sure all leaves are coated evenly with sauce.
7Place kale on ParaFlexx lined Excalibur Dehydrator trays. Make sure that the kale leaves are spaced out evenly. They should not be touching.
8Dehydrator at 115° F for 8 hours or until the chips are crisp.