家里有红薯的赶紧来试试这个红薯脆片，无需油炸，比薯片还好吃！低脂又美味！主要食材：红薯300克，白糖20克，玉米淀粉20克，黑芝麻20克。If you have sweet potatoes at home, come and try this sweet potato chip. It doesn't need...