The sauce used in McDonald’s Bamboo Shoots is garlic chili sauce. According to relevant public information inquiries: McDonald's sauces include original salad dressing, ketchup, black pepper dipping sauce, sweet and spicy sauce, sweet and sour sauce, garlic chili sauce, mustard sauce, barbecue sauce, Chinese sesame sauce, Italian sweet eggplant sauce, Thai Chili sauce, chocolate sauce, strawberry jam, etc.