Using a spiral vegetable slicer, spiralize zucchini
Melt the butter in a heavy large skillet over medium heat. Add cumin seeds when they splutter, add garlic and cook until fragrant. Add fennel powder, black pepper powder and nutmeg sauté for few minutes.
Toss zucchini with a pair of tongs for 2 minutes (do not overcook) remove from heat and add greek yogurt, toss until combine.