How to Use a Roaster Oven
It is a simpler appliance than it looks. Six steps, one dial, and one trick at the end that fixes the only thing it does badly.
By Mike M. · Published · Last updated

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The short version: preheat the roaster for 15 to 20 minutes with the lid on, set it to 325F, put the bird on a rack in the cookwell, and cook for roughly 13 to 15 minutes per pound until the thickest part of the breast reads 165F. Do not open the lid. Finish in a 425F conventional oven for 10 minutes if you want color, and rest for 20 minutes before carving.
Quick picks
| # | Product | Best for | Score | Price |
|---|---|---|---|---|
| 1 | ![]() Electric Roaster Oven Liners (18-22 qt)Lift a bag out instead of scrubbing a cookwell. | For the cleanup | 8.1 | |
| 2 | ![]() MEATER Pro Wireless Meat ThermometerWireless, so nothing breaks the lid seal. | So you stop opening the lid | 8.8 | |
| 3 | ![]() Roaster Oven Wire Rack and Lifter SetLifting a hot 20 lb bird from a deep well needs a rack. | For getting it out again | 8.8 |
Scores are our own editorial rubric, explained on how we pick. They are not customer ratings and we do not publish star ratings for products we have not handled.
Before you start
Work out where it will live. A roaster full of turkey and drippings is heavy and hot. Pick a spot with a free outlet, clearance around it, and somewhere adjacent to park the hot lid. Do not plan to move it once it is loaded.
Wash the cookwell and dry it. If you are using a liner, fit it per the instructions on the box, keeping it clear of the heating element.
Take the bird out of the fridge 30 to 45 minutes before it goes in. A turkey straight from cold takes noticeably longer and cooks less evenly.
Confirm it is fully thawed. Roughly 24 hours in the fridge per four to five pounds. This is less dangerous than it is in a fryer, but a partly frozen bird will not cook evenly and your timings will all be wrong.
The method, step by step
- Preheat, lid on, 15 to 20 minutes at 325F. Skipping this is the most common mistake and it costs you 30 minutes at the other end.
- Prepare the bird. Giblets out, patted dry, skin rubbed with softened butter or oil, seasoned. If you are roasting vegetables underneath, lay them in the bottom of the well now.
- Put it on the rack, breast up. Lower it in on the rack so that you can lift it out the same way.
- Lid on, and leave it alone. A self-basting lid does the basting. If yours is not self-basting, baste twice at most — each opening costs you chamber heat.
- Cook 13 to 15 minutes per pound at 325F. Use the table below as a planning figure only.
- Check the temperature at the earliest estimate. Thickest part of the breast and the inner thigh, avoiding bone. You want 165F.
- Optional: finish for color. Lift out on the rack into a shallow pan and give it 10 to 15 minutes in a 425F conventional oven.
- Rest 20 to 30 minutes before carving.
Roaster oven turkey times
| Turkey weight | Time at 325F | Start checking at |
|---|---|---|
| 10-12 lb | 2.25-2.75 hrs | 2 hrs |
| 12-14 lb | 2.75-3.25 hrs | 2.5 hrs |
| 14-18 lb | 3.25-4 hrs | 3 hrs |
| 18-20 lb | 4-4.5 hrs | 3.5 hrs |
| 20-24 lb | 4.5-5 hrs | 4 hrs |
These are planning figures. The bird is done at 165F in the thickest part of the breast, whatever the clock says.
Use it again after the bird comes out
This is the step almost nobody takes, and it solves the hardest part of hosting: getting everything to the table hot at the same time.
Once the turkey is out and resting, dial the roaster down to its lowest setting and use it to hold the sides. Published food-safety guidance is that hot food must stay at or above 140F — a roaster that goes down to 125F or 150F will hold covered dishes there for as long as you need.
Full options for this are in our guide to keeping food warm.
Common mistakes
Not preheating. A cold roaster takes 30 minutes to come up, and that time comes out of your schedule.
Opening the lid to look. There is nothing to see and it costs you real heat. Use a leave-in thermometer instead.
Cooking straight in the well with no rack. The underside stews in the drippings, and you have no way to lift the bird out at the end.
Expecting oven-level browning. It will not happen. Plan the ten-minute finish rather than being disappointed.
Moving it once loaded. Decide where it lives before you fill it.
The products, in detail
#1 · For the cleanup
Electric Roaster Oven Liners (18-22 qt)
Not essential, genuinely useful. A liner turns the worst cleanup of the day into lifting a bag out of a pan, which matters when the kitchen is already full of dishes.
- Fits
- 18-22 qt cookwells
- Use
- One per cook
- Caution
- Keep clear of the element
- Saves
- Scrubbing baked-on drippings
What’s good
- Very cheap
- Saves the worst job of the day
What’s not
- Single use
- Complicates gravy
- Keep clear of the element
Usefulness
8.8
Build
7.6
Value
9.4
Necessity
6.8
#2 · So you stop opening the lid
MEATER Pro Wireless Meat Thermometer
Fully wireless, so nothing trails out of the roaster lid. The app alarm is the point: you can leave the kitchen and still be told when the bird is done.
- Type
- Wireless probe
- Reads
- Internal and ambient
- Alerts
- Phone app alarm
- Best for
- Roaster ovens and ovens
What’s good
- No cable under the lid
- Phone alarm
- Reads chamber temp too
What’s not
- Expensive
- Battery to remember
Accuracy
9.0
Convenience
9.6
Build
8.8
Value
7.6
#3 · For getting it out again
Roaster Oven Wire Rack and Lifter Set
If your roaster shipped without a lift-out rack, add one. Moving a hot 20-pound bird out of a deep well with two spatulas is how turkeys end up on the floor.
- Use
- Lift the bird out intact
- Material
- Chrome or stainless wire
- Check
- Cookwell dimensions first
- Bonus
- Keeps the bird out of the drippings
What’s good
- Lifts the bird whole
- Keeps it out of the drippings
What’s not
- Check cookwell dimensions
Usefulness
9.2
Build
8.4
Value
9.0
Necessity
8.6
Frequently asked questions
325F, the same as a conventional oven, for roughly 13 to 15 minutes per pound. Preheat for 15 to 20 minutes first, and cook to 165F internal rather than to the clock.
No. The bird releases plenty of its own liquid and added water steams it, which makes the pale-skin problem worse. A dry well and a rack gives you a better result.
Yes, 15 to 20 minutes with the lid on. Skipping it is the most common mistake and it silently adds about half an hour to your cook.
The lid is the cover; you do not need foil on top of it as well. Adding foil traps more moisture and makes the skin paler still.
Yes, and it is one of the best reasons to own one. Set it to its lowest setting and hold covered dishes at or above 140F, which is the published safe holding temperature for hot food.
Sources
Related reading
- The Best Electric Roaster Ovens of 2026Five roaster ovens ranked, plus the two accessories that make the difference. No oil, no flame, and your oven stays free.
- What Size Roaster Oven Do I Need?Roaster capacity to bird weight to guest count, in one table — plus when 28 quarts is genuinely too much.
- Roaster Oven Accessories Worth BuyingLiners, racks, a leave-in thermometer and a platter that actually fits a carved turkey.
- How to Keep Food Warm for a PartyEight methods ranked, with the 140F safety floor explained and the dishes that simply will not hold.
- Where to Put a Meat Thermometer in a TurkeyExact probe placement, the target temperature, and why the pop-up timer should be ignored.


