Dinner · Part 3 of 3: Tips & recipe card

Crockpot Turkey Pepper Steak with Peppers and Onions Tips, FAQ & printable recipe

Name: Crockpot Turkey Pepper Steak with Peppers and Onions
Prep time: 15 min
Cook time: 4 h
Total time: 4 h 15 min
Cuisine: American
Ingredients: 1 1/2 lb turkey tenderloin, cut into strips; 3 bell peppers, green and red, cut into strips; 1 yellow onion, cut into strips; 1 tsp garlic powder; 1/3 cup soy sauce; 2/3 cup chicken broth

By Clara Weller · Oct 20, 2026

Crockpot turkey pepper steak strips with peppers and onions coated in thick brown sauce on a white plate

Prep: 15 min
Cook: 4 h
Total: 4 h 15 min
Serves: 4

Tips for success

Slice the turkey when it is cold, and give the tenderloins 15 minutes in the freezer if they feel soft — firmer meat takes cleaner, more even cuts, and even cuts are the difference between tender strips and a mix of silky and stringy.

Cut with the grain for strips that hold together, and pull the pieces out gently with tongs at serving so they keep their shape instead of shredding.

If the sauce is thinner than wanted at the end, two fixes work: leave the lid off on warm for 10 to 15 minutes, stirring once, or whisk a tablespoon of cornstarch into two tablespoons of cold broth, stir it in and let the cooker run on high until it thickens.

Taste only after the rest — soy sauce keeps seasoning as the sauce reduces, and a pot tasted early can turn salty by serving.

Variations

Beef pepper steak: Swap the turkey for sirloin or flank steak cut into the same strips. Cook on low the same length of time; the deeper beef flavor pairs especially well with the soy sauce and gives a darker, richer sauce.
Gentle heat: Add a sliced poblano or a small hot pepper with the bell peppers, or stir a few dashes of hot sauce into the finished sauce. The long cook mellows pepper heat, so start modest and adjust at the table.
Extra vegetables: Add sliced mushrooms or a handful of snap peas with the peppers. Mushrooms melt into the sauce and deepen it; snap peas keep more bite when added for the last hour of cooking.
Ginger and sesame finish: Add 1 tablespoon of grated fresh ginger with the garlic powder, then drizzle the finished dish with toasted sesame oil and scatter sliced scallions on top before serving.

Storage and make-ahead

Fridge: Airtight container, up to 3 days; the sauce sets when cold and loosens with heat.
Freezer: Freezes well up to 2 months with all the sauce; thaw overnight in the refrigerator before reheating.
Reheat: Reheat gently on the stovetop over medium-low with a splash of broth, or microwave in short bursts, stirring between them, until the sauce is glossy again.

Cool leftovers at room temperature no longer than 2 hours, then transfer to an airtight container with all the sauce, which protects the turkey as it chills. Refrigerate for up to 3 days. The sauce sets into a soft gel when cold because of the broth and soy; that is normal, and it loosens back to a glossy sauce with gentle heat.

Everything can be prepped a day ahead: slice the turkey, peppers and onion and keep them in separate containers in the refrigerator, so the morning of, it is only a matter of layering the crock and pouring.

Assembled raw, the crock should not sit out — either load it and start it right away, or keep the components separate until cooking. Fully cooked leftovers hold well and, like most braises, taste even better the second day.

Serving ideas

Serve this straight from the crock, steam and all, with rice as the default: the grains catch the brown sauce, which is the best part of the dish.

Buttered egg noodles and mashed potatoes do the same job, and crusty bread works when the cupboard is bare. Keep the sauce generous — spoon it over whatever starch is underneath so nothing lands dry.

For a fuller table, add a simple sharp side that cuts the savory sauce: a cabbage slaw, a cucumber salad with vinegar, or steamed green beans. The crock on warm holds the dish for up to an hour, which makes this an easy choice for a night when people eat at different times.

Frequently asked questions

Can this be made with chicken instead of turkey?

Yes. Chicken breast or boneless thighs cut into the same size strips cook identically: about 4 hours on low, with the same 165°F (74°C) target in the center. Thighs hold up slightly better if the cooker runs long, since they stay juicy past the temperature point, but breast works well when strips are cut evenly.

Can it be cooked on high instead of low?

Yes — figure about 2 hours on high instead of 4 on low, and start checking the temperature early, because high settings vary a lot between models. Low is still the better choice when there is time: the turkey turns noticeably more tender and the peppers soften more evenly at the gentler temperature.

How is the sauce thickened?

It thickens mostly on its own. The vegetables release liquid that mingles with the soy sauce and broth, and a short uncovered rest on warm at the end reduces it until it coats a spoon. If it still runs thin, whisk a tablespoon of cornstarch into two tablespoons of cold broth, stir it in and let the cooker run on high until glossy.

Can the vegetables be added later so they stay crisp?

They can, though the recipe as written lets them soften into the sauce. For more bite, add the pepper and onion strips for the final hour of cooking, layered on top and pressed gently down into the liquid. The flavor is the same; only the texture of the vegetables changes.

Can this be frozen?

Yes, and it freezes particularly well because the sauce protects the turkey. Cool it no longer than 2 hours, pack it with all the sauce in an airtight container and freeze up to 2 months. Thaw overnight in the refrigerator and reheat gently; the sauce may need a spoonful of broth to return to its glossy consistency.

Recipe card

Crockpot Turkey Pepper Steak with Peppers and Onions

Prep 15 minCook 4 hTotal 4 h 15 minServes 4

Ingredients

1 1/2 lb turkey tenderloin, cut into strips
3 bell peppers, green and red, cut into strips
1 yellow onion, cut into strips
1 tsp garlic powder
1/3 cup soy sauce
2/3 cup chicken broth

Instructions

Pat the turkey tenderloins dry with paper towels, then slice them lengthwise into strips about 1/2 inch thick and 2 inches long. Even strips matter here: pieces of the same size cook at the same rate, so every strip turns out tender instead of some drying out while others stay firm. Trim away any silverskin as you go.
Cut the green and red bell peppers in half, remove the stems, cores and seeds, and slice them into strips about 1/4 inch wide. Halve the onion pole to pole and slice it the same way, following the natural lines of the onion so the pieces hold their shape during the long cook. Keep the two colors of pepper separate for now if you want to layer them evenly.
Arrange the turkey strips in a single layer over the bottom of the slow cooker insert, letting them overlap only slightly. A packed single layer keeps each strip in the sauce instead of steaming unevenly in a clump. Spread them with a spatula or a hand so the bottom of the crock is covered edge to edge.
Heap the pepper and onion strips over the turkey, spreading them out so they sit in an even layer rather than one dense mound. They will slump and soften as they cook, releasing juice that feeds the sauce, so a loose, airy pile now means evenly cooked vegetables later. Tuck any stray strips down the sides.
Sprinkle the garlic powder evenly over the vegetables, reaching toward the edges of the crock rather than dumping it in one spot. Powdered garlic distributes best when scattered dry on top, because the liquid added next will carry it down through every layer as the cooker heats. No salt is needed; the soy sauce brings plenty.
Pour the soy sauce over the vegetables as evenly as possible, then follow with the broth, letting both run down the side of the crock and seep under the turkey strips. The combined liquid only comes partway up the food, and that is right: the turkey and vegetables release their own juices as they cook, building the sauce from within.
Put the lid on and cook on low for about 4 hours, until the turkey strips are tender all the way through. Keep the lid on the whole time: every peek releases heat and adds 20 minutes or more to the cook. On high, the same dish takes closer to 2 hours, but low gives the softest, most evenly braised texture.
Lift a few of the thickest strips out and check them with an instant-read thermometer; the turkey is safe and done at 165°F (74°C) in the center. The strips should look soft and braised, never pale or springy, and the peppers should be silky with their edges relaxing into the sauce. Return any checked strips to the crock and let the turkey rest at least 3 minutes before serving.
With the turkey done, stir everything gently so the sauce coats every strip, then let it sit uncovered on warm for 10 minutes. The sauce reduces slightly and clings to the turkey instead of pooling at the bottom. If it still seems thin, leave the lid off on warm a few more minutes, stirring once or twice.
Use tongs to lift the turkey strips and pepper and onion pieces onto plates, letting excess sauce drip back, then spoon the thick brown sauce over the top. Serve straight from the crock while it steams, or hold it on warm for up to an hour while the rest of dinner comes together. The sauce keeps everything glossy and moist.

Contains: soy, gluten

Estimated nutrition per serving

Calories: 260
Protein: 32 g
Carbohydrates: 10 g
Fat: 7 g
Sodium: 1150 mg

Automatic estimate from the ingredient list, not laboratory-verified.

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This recipe is based on a short cooking video and is published under the pen name Clara Weller. It was checked before publication, but errors can slip through. Nutrition, when shown, is an estimate. Read more in our editorial policy and on our food safety page.