Pre-heat the oven to 425°F.
Line a large baking sheet with parchment paper.
Cut the ends off each plantain and score the peels from end to end, making sure not to cut through the plantains.
Pull the peels off and discard.
Slice the plantains on an angle to make longer pieces, 1/4-inch to1/3-inch thick.
Pile the plantain slices on the baking sheet and drizzle with oil.
Toss to coat all the plantain strips on both sides.
Lay them out in a single layer.
Then sprinkle generously with salt.
Place in pre-heated oven and bake for 10 minutes.
Remove from oven, flip and bake another 10 minutes.
Serve warm or at room temperature.