Baking a variety of dishes is also possible in the roaster oven. A roaster oven makes baking cookies easy and convenient. If a baked casserole is on the menu for dinner, simply preheat the roaster oven, cover the casserole dish with tin foil, and set the dish on the rack inside the oven.Click to see full answer. Subsequently, one may also ask, can I Line a roasting pan with foil?Do line baking pans with aluminum foil. This will make cleanup of anything from brownies to oil-drizzled roasted vegetables a snap. Food can stick to it, however, so you may want to coat regular foil with vegetable cooking spray or use a new sheet with each batch. can you use a roaster as an oven? A roaster oven offers the same features as a conventional oven, in a convenient, portable unit. Most roaster ovens not only roast, but also cook, steam, slow-cook and even bake. If prefer to bake your roasts, you can do so in a roaster oven, setting the dial to bake. Simply so, do you put water in the bottom of a roaster? Adding water to the bottom of the roaster oven before cooking defeats the purpose of the unit, as its function is to roast, not steam, the food. During cooking, juices released by the bird or roast drip to the bottom of the cooking pan and are recycled as they travel up and around during the evaporation process.Can you use parchment paper in an electric roaster?Baking a variety of dishes is also possible in the roaster oven. A roaster oven makes baking cookies easy and convenient. Simply cover the rack with parchment paper and, after preheating the roaster, set the cookie dough on the rack and bake for the recommended time. You can also bake any bread recipe.