Summarize this article with:

Tyson Grilled Sweet Teriyaki Flavored Chicken Fillets are pre-marinated, fully cooked boneless skinless chicken thighs sold at Costco.

The chicken comes frozen in a 3.5-pound bag. It is glazed with a sweet soy glaze made from soy sauce, sugar, garlic powder, ginger, and pineapple juice concentrate.

Since the chicken is already cooked, you just need to heat it through. No thawing required.

Why People Buy This Product

Quick weeknight dinner. Meal prep friendly. High protein content with 17 grams per serving.

The package contains roughly 12 to 14 servings depending on portion size. Most people get 3 to 4 family meals from one bag.

This guide covers three heating methods: oven, air fryer, and microwave. Total time ranges from 3 minutes to 25 minutes depending on your equipment.

Product Details

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Product: Tyson Grilled Sweet Teriyaki Flavored Chicken Fillets

Type: Fully cooked, frozen

Package Size: 3.5 lbs (56 oz), approximately 12-14 servings

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Price: $13.59-$13.99 at Costco (Updated December 2025)

Storage: Keep frozen at 0 degrees F or below

Calories per Serving: 140 calories (3 oz serving)

Main Ingredients: Boneless skinless chicken thighs, soy sauce, sugar, pineapple juice concentrate, garlic powder, ginger, vinegar

Item Number: 258035

Cooking Methods Comparison

Method Time Equipment Result Best For
Oven 20-25 min Baking sheet, foil Even heating, caramelized edges Larger batches
Air Fryer 8-10 min Air fryer basket Crispy exterior, moist inside 2-4 servings
Microwave 2.5-5 min Microwave-safe plate Soft texture, quick Single servings

Recommended Method: Air fryer for crispy texture and speed with smaller portions. Oven for batch cooking.

Method 1: Oven (Recommended for Large Batches)

The oven method produces evenly heated chicken with slightly caramelized edges from the teriyaki glaze. Takes 20 to 25 minutes total. Works great when feeding the whole family.

Step 1: How Do You Prepare the Chicken?

No prep work needed. Cook directly from frozen.

Instructions:

  1. Preheat oven to 350 degrees F
  2. Line a baking sheet with aluminum foil
  3. Coat foil with cooking spray
  4. Arrange frozen chicken thighs in single layer

Equipment: Baking sheet, aluminum foil, cooking spray

Step 2: What Temperature and Time Do You Use?

350 degrees F for 20 to 25 minutes. This temperature heats the chicken through without burning the sticky sauce.

Instructions:

  1. Set oven to 350 degrees F
  2. Place baking sheet on center rack
  3. Heat for 20 to 25 minutes

Temperature: 350 degrees F

Time: 20-25 minutes

Step 3: When Do You Check the Chicken?

Check at the 15-minute mark. Look for bubbling teriyaki sauce around the edges.

Instructions:

  1. At 15 minutes, check for bubbling sauce
  2. Flip fillets if you want both sides caramelized

Checkpoint: At 15-minute mark

Step 4: How Do You Know When It Is Done?

The chicken should be steaming hot throughout. Use a food thermometer to confirm 165 degrees F internal temperature.

Instructions:

  1. Insert thermometer into thickest part of fillet
  2. Confirm reading of 165 degrees F minimum
  3. Let rest 2 minutes before serving

Target Temperature: 165 degrees F

Visual Indicator: Sauce bubbling, steam rising when cut

Method 2: Air Fryer

Air fryer produces the crispiest results. The circulating hot air caramelizes the sweet teriyaki glaze while keeping the chicken thighs moist inside. Takes 8 to 10 minutes for 2 to 4 fillets.

Step 1: How Do You Prepare the Chicken?

Remove fillets from packaging. No thawing needed.

Instructions:

  1. Remove desired number of fillets from bag
  2. Arrange in single layer in air fryer basket
  3. Leave space between pieces for air circulation

Equipment: Air fryer with basket

Step 2: What Temperature and Time Do You Use?

Set your air fryer to 350 degrees F for best results. Higher temperatures can burn the sugar in the glaze.

Instructions:

  1. Set air fryer to 350 degrees F
  2. Cook for 4 minutes on first side
  3. Flip and cook for 4 more minutes

Temperature: 350 degrees F

Time: 8-10 minutes total

Step 3: When Do You Flip the Chicken?

Flip at the halfway point for even browning on both sides.

Instructions:

  1. At 4 minutes, open air fryer basket
  2. Use tongs to flip each fillet
  3. Continue cooking for remaining time

Checkpoint: At 4-minute mark

Step 4: How Do You Know When It Is Done?

Edges should be slightly crispy with a golden brown color. Center should be steaming.

Instructions:

  1. Check that edges are caramelized
  2. Confirm internal temp reaches 165 degrees F
  3. If cold in center, add 2 more minutes

Target Temperature: 165 degrees F

Visual Indicator: Golden brown edges, crispy spots on glaze

Method 3: Microwave

Fastest option but produces softer texture. Good for single servings when you need lunch in under 5 minutes.

Step 1: How Do You Prepare the Chicken?

Arrange fillets on a microwave-safe plate. Cover with microwave-safe wrap or paper towel.

Instructions:

  1. Place frozen fillets on microwave-safe plate
  2. Cover loosely with plastic wrap or damp paper towel
  3. Leave small vent for steam to escape

Equipment: Microwave-safe plate, plastic wrap or paper towel

Step 2: What Power Level and Time Do You Use?

High power (100%) works fine since the chicken is already cooked. Just heating through.

Instructions:

  1. Set microwave to HIGH power
  2. Heat according to number of fillets

Power Level: HIGH (100%)

Time by quantity:

  • 1 fillet: 2.5 to 3 minutes
  • 2 fillets: 3.5 to 4 minutes
  • 3 fillets: 4.5 to 5 minutes

Step 3: When Do You Check the Chicken?

Check at minimum time. Microwaves vary in power.

Instructions:

  1. Remove and check temperature at minimum time
  2. If cold spots remain, heat in 30-second intervals

Checkpoint: At minimum cooking time

Step 4: How Do You Know When It Is Done?

Let stand 1 minute. Check that center is hot throughout.

Instructions:

  1. Let rest covered for 1 minute
  2. Cut into thickest part to check for steam
  3. Internal temp should reach 165 degrees F

Target Temperature: 165 degrees F

Visual Indicator: Steam when cut open, no cold spots

Safety and Quality Indicators

Food Safety

  • Internal Temperature: 165 degrees F minimum
  • Steam Check: Product should steam when cut open
  • Thawing: Never required since product is fully cooked

Quality Indicators (Done Properly)

  • Color: Golden brown edges with caramelized glaze
  • Texture: Moist and tender inside, slight crisp on edges (air fryer)
  • Temperature: Hot throughout, no cold center
  • Appearance: Glossy teriyaki coating with visible grill marks

Signs of Overcooking

  • Dry, tough texture
  • Burnt or blackened teriyaki sauce
  • Chicken pulling apart or crumbling

Serving Suggestions

Portion Size: 3 oz per serving (1 fillet typically equals 1 serving, 12-14 servings per package)

Serving Ideas

  • Teriyaki chicken bowl with steamed jasmine rice and stir-fried vegetables
  • Sliced over Caesar salad for a sweet and savory lunch
  • Served with Costco fried rice for a complete Asian-inspired meal
  • Wrapped in lettuce leaves with shredded carrots and cucumbers

Pairing Recommendations

  • Steamed broccoli or bok choy with sesame seeds
  • Costco edamame as a protein-packed side
  • White or brown rice (try Costco jasmine rice)
  • Cucumber salad with rice vinegar dressing
  • Green onions and toasted sesame seeds as garnish

Storage and Reheating

Leftover Storage

  • Refrigerate within 2 hours of cooking
  • Store in airtight container
  • Consume within 3-4 days

Reheating Instructions

  • Microwave: 1-2 minutes at HIGH power, covered
  • Air Fryer: 3-4 minutes at 350 degrees F
  • Stovetop: 3-4 minutes over medium heat with splash of water
  • Target Temperature: 165 degrees F

Troubleshooting Common Issues

Issue: Chicken is cold in the center

Cause: Insufficient heating time or overcrowded cooking surface

Solution: Add 2-3 more minutes. Arrange fillets in single layer with space between.

Issue: Teriyaki sauce burns before chicken heats through

Cause: Temperature too high

Solution: Lower oven to 325 degrees F or air fryer to 340 degrees F. Cover with foil if using oven.

Issue: Chicken is dry and tough

Cause: Overcooked or reheated too many times

Solution: Reduce cooking time. Add splash of water or extra teriyaki sauce when reheating.

Issue: Chicken tastes bland

Cause: Glaze washed off during handling

Solution: Brush with additional teriyaki sauce before serving. Top with sesame seeds and green onions for extra flavor.

Product Variations and Related Items

Similar Costco Products

Cooking Time Adjustments

If using Bibigo or Kahiki teriyaki chicken bowls instead, follow package directions as they include rice and require different times.

Which Method Should You Choose?

Choose Air Fryer When:

  • You want the crispiest texture with caramelized edges
  • Cooking 2-4 servings
  • You have 10 minutes

Choose Oven When:

  • Cooking for the whole family
  • You want hands-off cooking
  • Heating 6 or more fillets at once

Choose Microwave When:

  • Speed matters most
  • Making single serving for lunch
  • Texture is less of a priority

Time Comparison

Microwave (3-5 min) < Air Fryer (8-10 min) < Oven (20-25 min)

Texture Ranking

Air Fryer (crispiest) > Oven (caramelized) > Microwave (soft)

FAQ on How To Cook Costco Teriyaki Chicken

Do You Need to Thaw Costco Teriyaki Chicken Before Cooking?

No thawing required. The Tyson teriyaki chicken fillets are fully cooked and can go straight from freezer to oven, air fryer, or microwave.

Cooking from frozen is actually recommended on the package. It keeps the sweet teriyaki glaze intact.

What Temperature Do You Cook Costco Teriyaki Chicken?

Set your oven to 350 degrees F for best results. Air fryer works at the same temperature.

Higher heat can burn the sugar in the teriyaki sauce before the chicken heats through. Stick with 350 degrees F.

How Long Does Costco Teriyaki Chicken Take to Cook?

Oven takes 20 to 25 minutes. Air fryer needs 8 to 10 minutes. Microwave is fastest at 2.5 to 5 minutes depending on quantity.

Always verify with a food thermometer reading 165 degrees F.

Can You Cook Costco Teriyaki Chicken in an Air Fryer?

Yes. The air fryer produces the crispiest results. Set to 350 degrees F and cook for 4 minutes per side.

The hot circulating air caramelizes the sticky sauce while keeping the chicken thighs moist inside.

How Do You Know When Costco Teriyaki Chicken Is Done?

Check internal temperature with a meat thermometer. It should read 165 degrees F minimum.

Visual cues include bubbling teriyaki glaze, steam rising when cut, and no cold spots in the center.

Is Costco Teriyaki Chicken Already Cooked?

Yes. Tyson grilled sweet teriyaki chicken fillets are fully cooked before freezing. You are just reheating, not cooking raw chicken.

This makes it a fast weeknight dinner option. Just heat and serve.

What Should You Serve With Costco Teriyaki Chicken?

Steamed jasmine rice or brown rice works great. Add stir-fried broccoli, bok choy, or Costco frozen vegetables for a complete meal.

Top with sesame seeds and green onions for extra flavor and presentation.

How Do You Reheat Leftover Costco Teriyaki Chicken?

Microwave for 1 to 2 minutes covered. Air fryer at 350 degrees F for 3 to 4 minutes gives better texture.

Add a splash of water to prevent drying. Target temperature remains 165 degrees F.

How Many Calories Are in Costco Teriyaki Chicken?

One 3-ounce serving contains 140 calories, 17 grams protein, 6 grams fat, and 4 grams carbs.

The 3.5-pound bag provides roughly 12 to 14 servings. Solid protein source for meal prep.

Can You Add Extra Teriyaki Sauce to Costco Teriyaki Chicken?

Absolutely. The pre-marinated chicken has good flavor, but extra sauce makes it even better.

Brush on additional teriyaki glaze during the last 2 minutes of cooking for a stickier, more caramelized finish.

Conclusion

Now you know how to cook Costco teriyaki chicken using three different methods. Pick the oven for batch cooking, the air fryer for crispy results, or the microwave when time is tight.

The Tyson frozen chicken thighs make meal prep simple. Already marinated with that sweet soy glaze, they just need heating to 165 degrees F.

Pair with steamed rice and vegetables for a complete dinner in under 30 minutes.

Keep a bag in your freezer. You will thank yourself on busy weeknights when you need a high-protein meal fast.

Author

Bogdan Sandu is the culinary enthusiast behind Burpy. Once a tech aficionado, now a culinary storyteller, he artfully blends flavors and memories in every dish.