Published by Best Fitness Routine. Editorial standards · Report a correction. Educational guidance; no individual clinical review is claimed unless a qualified reviewer is named.
About This Healthy Recipe
This chicken and leek barley casserole combines lean poultry, pearl barley, carrots and peas in a light milk sauce. It makes four complete dinners with measured ingredients and a practical plan for freezer portions.
Cook the barley fully before assembling the casserole. Small carrot dice, thoroughly cleaned leeks and evenly sized chicken pieces help every portion cook predictably. The casserole should remain moist enough for reheating.
Freezing can make the milk sauce slightly grainy, although stirring during reheating often improves the texture. The estimate includes the entire sauce and all barley; extra bread or cheese would change the meal.
Why Readers May Like It
- 1Measured portions and clear freezing and reheating guidance.
- 2Clear dry, cooked and drained ingredient weights.
- 3A complete four-serving meal with practical cooking cues.
Recipe Summary and Estimated Nutrition
Nutrition is estimated from the listed ingredient weights and the specific USDA records or manufacturer references linked below. Weights labeled dry, cooked or drained must be matched to that state.
4 servings
One serving is one quarter of the base batch. Values are estimates rather than laboratory analysis.
Per one quarter of the base recipe
Per one quarter of the base recipe
Per one quarter of the base recipe
Per one quarter of the base recipe
Brands, drained weights, substitutions and final serving sizes can change these values.
Ingredient-by-Ingredient Nutrition Breakdown
Gram weights are the calculation basis; household measures are approximate. Cooking water is listed for preparation, and drained water is not included.
| Ingredient | Amount used | Weight | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|---|
| Raw boneless skinless chicken breast, diced | about 1 lb 2 oz | 500 g | 600 kcal | 112.5 g | 0 g | 13.1 g |
| Pearl barley, dry | about 1 cup | 180 g | 634 kcal | 17.8 g | 139.9 g | 2.1 g |
| Leeks, trimmed and sliced | about 2 large | 250 g | 152 kcal | 3.8 g | 35.4 g | 0.8 g |
| Carrots, small dice | about 3 medium | 250 g | 102 kcal | 2.3 g | 23.9 g | 0.6 g |
| Frozen peas | about 1 cup | 150 g | 122 kcal | 8.1 g | 21.7 g | 0.6 g |
| Skim milk | about 1 2/3 cups | 400 g | 136 kcal | 13.5 g | 19.8 g | 0.3 g |
| Whole-wheat flour | about 3 tablespoons | 25 g | 85 kcal | 3.3 g | 18 g | 0.6 g |
| Olive oil | 1 1/2 tablespoons | 21 g | 186 kcal | 0 g | 0 g | 21 g |
| Garlic, minced | 2 cloves | 8 g | 12 kcal | 0.5 g | 2.6 g | 0 g |
| Dried thyme | about 1 teaspoon | 1 g | 3 kcal | 0.1 g | 0.6 g | 0.1 g |
| Table salt | about 1/3 teaspoon | 2 g | 0 kcal | 0 g | 0 g | 0 g |
| Black pepper | about 1/2 teaspoon | 1 g | 3 kcal | 0.1 g | 0.6 g | 0 g |
| Water for sauce | about 3/4 cup plus 1 tablespoon | 200 g | 0 kcal | 0 g | 0 g | 0 g |
| Full recipe estimate | 4 servings | — | 2035 kcal | 162 g | 262.5 g | 39.2 g |
How This Nutrition Estimate Was Prepared
- Match each listed ingredient to its linked food record or stated label reference.
- Multiply the per-100-g values by the listed gram weight and add the unrounded ingredient values.
- Divide the full calculation by four servings, then round for the cards.
- Recalculate if you change the ingredient brand, amount or serving yield.
Ingredient cells are rounded independently. The footer sums displayed cells; per-serving cards use the unrounded calculation, so small rounding differences are expected. Cooking-water losses affect finished weight, not the fixed four-serving calculation.
Ingredients
Measured ingredients
Step-by-Step Preparation
As an Amazon Associate I earn from qualifying purchases. Equipment links are paid affiliate links; use suitable tools you already own.
Equipment
- Digital kitchen scale (paid link)
- Chef’s knife (paid link)
- Cutting board (paid link)
- Large lidded cooking pot (paid link)
- Colander (paid link)
- Skillet with lid (paid link)
- Oven-safe baking dish (paid link)
- Cooking spoon (paid link)
- Instant-read food thermometer (paid link)
- Oven gloves (paid link)
- Freezer-safe meal containers (paid link)
Before You Start
Cook the barley fully before assembling the casserole. Small carrot dice, thoroughly cleaned leeks and evenly sized chicken pieces help every portion cook predictably. The casserole should remain moist enough for reheating.
Allow about 85 minutes. Components can overlap; use the doneness cues rather than the clock alone. Keep surfaces and utensils clean. Chilling and freezing time is additional to the preparation and cooking time shown.
Measure and prepare the vegetables
15 minutesWeigh the barley and chicken with a digital kitchen scale (paid link). Split leeks, rinse the layers thoroughly and slice; dice carrots small. Prepare chicken on a separate clean board. Heat the oven to 375°F / 190°C conventional, or 350°F / 175°C fan.
Cook barley until tender
30–40 minutesBoil barley in plenty of water in a large pot, following the package directions. Taste for a tender but lightly chewy center; drain thoroughly. Cook it fully now because the casserole stage is mainly for heating the combined ingredients.
Soften leeks and carrots
10 minutesHeat the oil in a deep skillet with lid (paid link). Add leeks and carrots and cook over medium heat, stirring until the leeks soften. Add garlic and thyme for the last minute; avoid browning the garlic.
Cook the chicken pieces
8–12 minutesAdd chicken to the vegetables and stir regularly until the pieces are cooked through. Check several large pieces; poultry must reach 165°F / 74°C. If the pan is crowded, cook chicken in two batches.
Thicken a light sauce
5 minutesSprinkle flour over the cooked chicken and vegetables and stir for one minute. Gradually stir in milk and the listed 200 g water. Add salt and pepper and simmer gently until the sauce coats a spoon.
Assemble and bake
20–25 minutesStir drained barley and peas into the sauce. Transfer to a 2.5–3-quart / 2.5–3-liter oven-safe baking dish (paid link). Bake uncovered until the center is piping hot and peas are tender. Cover loosely if the surface dries too quickly.
Check the center and serve
5 minutesUse a clean instant-read food thermometer (paid link) in the center; the combined casserole should reach 165°F / 74°C. Let it stand briefly, then divide the whole dish into four equal portions.
Portion any freezer servings
Within 2 hoursMove portions into shallow freezer-safe containers and refrigerate promptly. Once chilled, close, label and freeze. Allow expansion space, following the container instructions.
How to Know It Is Ready
Chicken and the finished casserole reach 165°F / 74°C.
Tender barley and leeks in a moist, lightly thickened sauce.
One quarter of all chicken, barley, vegetables and sauce.
What This Meal Provides and What to Consider
Meal Balance
- The measured batch supplies about 40.5 g protein per serving.
- Vegetables and the listed grain or legume portions make this a full meal, rather than a protein-only snack.
Things to Consider
- Contains wheat, barley and milk; it is not gluten-free.
- Freezing preserves a cooked meal but does not make unsafe leftovers safe.
Who May Enjoy This Recipe?
Freezer meal planning
People looking for a practical meal with a measured grain, protein or legume component.
Home cooking
Freezing can make the milk sauce slightly grainy, although stirring during reheating often improves the texture. The estimate includes the entire sauce and all barley; extra bread or cheese would change the meal.
Measured portions
People who want to understand how ingredient weights relate to a four-serving batch.
How to Adjust the Meal
Smaller appetite
Serve a smaller portion and save the rest. Recalculate nutrition for the portion you actually eat rather than labeling an unchanged serving low-calorie.
Larger appetite
Add vegetables or another suitable accompaniment, and include those ingredients in the meal calculation.
Protein adjustments
If changing raw boneless skinless chicken breast, diced, check its product label and recalculate. A larger amount may also change texture and cooking requirements.
Substitutions, Dietary Notes, and Allergens
Practical Substitutions
- Use equal-weight raw turkey breast instead of chicken, cooking it to 165°F / 74°C.
- Replace peas with small broccoli florets at the same weight and cook until tender.
Allergen Information
Contains wheat, barley and milk; it is not gluten-free.
Check packaged ingredient labels for the allergens relevant to you. A substitution changes both the recipe and the calculation.
Storage and Meal Preparation
Refrigerate perishable food within 2 hours, or within 1 hour when the surroundings exceed 90°F (32°C). Use shallow containers and a refrigerator at 40°F (4°C) or colder. Use cooked leftovers within 3–4 days; reheat hot leftovers to 165°F (74°C). Keep clean ready-to-eat sauces separate when that helps preserve texture.
Freezing This Meal
Freeze chilled cooked portions at 0°F / −18°C; use within 2–3 months for best texture. This is a quality target, not a guarantee of unchanged texture.
Thawing and Reheating
Thaw overnight in a refrigerator at 40°F / 4°C or colder. Reheat covered in an oven at 350°F / 175°C, or microwave in a suitable container, adding 1–2 tablespoons water as needed. Stir where possible and confirm 165°F / 74°C throughout; time depends on portion depth and appliance.
Preparation and cooking times describe making the fresh batch. Chilling, freezer storage, thawing and later reheating require additional time. Do not thaw perishable meals on the counter.
Frequently Asked Questions
Yes. Fully cooked barley freezes in the sauce, though it may become softer after reheating. Keep four equal portions and add a small splash of water if the sauce becomes too thick.
This version is designed to be cooked completely, chilled promptly and frozen in portions. Freezing raw chicken in a partially assembled dish requires a different cooking plan.
The listed ingredients provide an estimated 40.5 g protein per one quarter of the batch. Brands and portions can change this value.
Use the 2× or 3× control for gram quantities and serving count. Keep the per-serving estimate as a base guide; use larger cookware or batches and check doneness rather than multiplying the cooking time.
Nutrition Sources and Recipe Notes
These values are planning estimates, not individualized nutrition advice. Use the labels for your exact products when precision is important. The recipe has not been kitchen-tested and the image is a generated illustration of the intended dish.
Nutrition Data Sources
See our Nutrition Calculation Methodology for weights, rounding and substitutions.
Food Safety Reference
Freezer Storage Reference
Recipe development note: this page does not claim independent kitchen testing. The image is illustrative and does not document a tested result. Ingredient-based nutrition estimates can change with brands, weighing state, preparation and serving size; use exact labels when precision matters.
Useful Tools for This Recipe
As an Amazon Associate I earn from qualifying purchases. The links below are paid affiliate links.
These are the tools used in the preparation above. Use suitable equipment you already own, or compare options if you need an item.
Digital kitchen scale
Weigh the gram quantities used in the ingredient calculation.
Compare on Amazon →Paid link · opens in a new tabChef’s knife
Cut the recipe ingredients into the specified sizes.
Compare on Amazon →Paid link · opens in a new tabCutting board
Use a clean preparation surface and separate raw meat from ready-to-eat food.
Compare on Amazon →Paid link · opens in a new tabLarge lidded cooking pot
Choose a pot large enough for the batch, with a well-fitting lid and a base suitable for your stove.
Compare on Amazon →Paid link · opens in a new tabColander
Drain the noodles without leaving excess cooking water.
Compare on Amazon →Paid link · opens in a new tabSkillet with lid
Choose a pan large enough for the method; check oven safety where required.
Compare on Amazon →Paid link · opens in a new tabOven-safe baking dish
Choose a roomy 2.5–3-quart / 2.5–3-liter dish, or multiple smaller dishes. Follow temperature-change instructions and avoid thermal shock.
Compare on Amazon →Paid link · opens in a new tabCooking spoon
Stir sauces and fillings and divide the measured cooked ingredients.
Compare on Amazon →Paid link · opens in a new tabInstant-read food thermometer
Check the stated safe center temperature rather than relying on surface color alone.
Compare on Amazon →Paid link · opens in a new tabOven gloves
Protect your hands when moving the hot tray or oven-safe pan.
Compare on Amazon →Paid link · opens in a new tabFreezer-safe meal containers
Choose shallow containers rated for freezing, with suitable expansion space. Transfer food to oven-safe cookware for oven reheating unless the maker explicitly permits it.
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