求问哪里有无糖蛋糕卖

如题，我奶奶糖尿病患者，月中生日，打算买个无糖蛋糕给她，如果哪位知道求告知[PERSON WITH FOLDED HANDS][PERSON WITH FOLDED HANDS][PERSON WITH FOLDED HANDS][PERSON WITH FOLDED HANDS][PERSON WITH FOLDED HANDS]先谢谢各位了