Place a medium skillet over medium-high and add in the olive oil. Once the oil heats, add in the potato noodles, season with salt, pepper, garlic and chili powder and toss. Let cook, covered, for 7-10 minutes or until cooked through. Once cooked, divide onto two plates and cover to keep warm.While potato noodles cook, beat the eggs and set aside.Once potatoes are done, immediately add in the eggs and scramble them. Divide the eggs onto the plates with potato noodles. Then, place 1 piece of Serrano ham per plate. Dust each plate with manchego and garnish with chives. Serve.