Wash oregano, shake dry and chop finely except for a little bit for sprinkling. Peel and finely chop the garlic and onions. Clean, wash and dry spinach. Heat the oil in a pot and fry the onions and garlic until transparent.
Sprinkle with sugar and deglaze with vinegar and orange juice. Add the spinach and let it collapse. Mix cashewmus, soy drink and soy cream, pour in, bring to the boil and simmer for about 2 minutes. Season sauce with salt and pepper, put aside.
Peel, wash and dry the sweet potatoes. Cut into long, fine strips (spaghetti) with a spiral slicer. Cook in plenty of boiling salted water for about 3 minutes. Drain and let drain. Coarsely chop the seeds. Heat the sauce again. Mix sweet potato spaghetti and sauce, arrange on a plate and sprinkle with oregano and seeds.