How long does this chili crisp silken tofu last? Chili crisp silken tofu is best enjoyed fresh, but leftovers can be stored in an airtight container in the refrigerator for up to 2 days. This dish is usually served cold or at room temperature, so there’s no need to reheat it. Can you make this chili garlic silken tofu gluten-free? To make this chili crisp silken tofu gluten-free, simply replace the soy sauce with gluten-free tamari and use a gluten-free chili crisp, since some brands contain wheat.