Cook the pasta according to the packet instructions.
Add the potato, onion, carrot, cashews, and red lentils to a large pot and cover with water. Bring to a boil and cook for approx 15 minutes, until the potatoes are fork tender. Drain the water.
Transfer the mixture to a blender with the soy milk, tapioca flour, nutritional yeast, paprika, turmeric, vegetable stock, lemon juice, garlic powder, and a pinch of salt. Blend until perfectly smooth.
Add the pasta and sauce to a pot and cook on low heat until it thickens 3 to 5 minutes. Adjust salt & pepper to taste.
Serve with grilled broccoli or your favorite greens, enjoy!