Popsugar Lifestyle Red Peppers How to Roast Red Peppers How to Make Roasted Red Peppers in Under an Hour 13 May, 2018 by Lauren Hendrickson View On One Page Photo 1 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Clean the bell peppers and remove any stickers. Pat the peppers dry. Preheat the oven to 450°F. Cover a cookie sheet with foil and drizzle olive oil over the red peppers. Previous Next Start Slideshow Red PeppersFood How-ToMake Your OwnCooking TipsCooking BasicsSummer