oven to 375°F. Boil salted water. After 2 minutes, carefully drain and rinse under the faucet until the slices are cool to the touch. remove water parchment paper evooo 5 This is the tricky part – bake the chips until crispy, for about 15-20 minutes. Make sure to keep an eye on them and remove them when they turn brown and crispy – the timing for your oven may be shorter or longer! We had to remove them in intervals, since our oven is a bit uneven.