# Batch Cooking & Storage Container Reference
Use these standard sizes to plan cooking, portioning, and storage for potlucks or bulk meal prep.
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## Aluminum Trays / Steam Pans
| Name (Catering Standard) | Approx. Capacity | Common Use | Notes |
|---------------------------|------------------|------------|------|
| **Full Size – Deep** (20 × 12 × 3 in) | 8–9 qt (7–8 L) | Large casseroles, pasta bakes, roasted meats | Holds ~18–20 lbs cooked food |
| **Full Size – Half-Deep** (20 × 12 × 2 in) | 6 qt | Baked pasta, side dishes | Good for lasagna layers |
| **Half Size – Deep** (12 × 10 × 3 in) | 4–5 qt | Chili, rice, mac & cheese | Most common “family” tray |
| **Half Size – Shallow** (12 × 10 × 2 in) | 3 qt | Brownies, roasted veggies | Easier for quick reheat |
| **Third Size** (12 × 6 × 2.5 in) | 2 qt | Small sides, sauces | Good for smaller families |
*Tip:* Full-size trays nest perfectly in a standard chafing rack; half-size trays fit two across.
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## Mason Jars (Wide Mouth)
| Size | Fluid Ounces | Cups | Typical Use |
|------|--------------|------|-------------|
| **Half Pint** | 8 oz | 1 cup | Salad dressing, overnight oats |
| **Pint** | 16 oz | 2 cups | Soups, smoothie portions, sauces |
| **Quart** | 32 oz | 4 cups | Bulk broths, chili, dry goods |
| **Half Gallon** | 64 oz | 8 cups | Ferments, large cold brew |
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## Plastic Deli / To-Go Containers (Round, Freezer-Safe)
| Size | Cups | Common Use |
|------|------|------------|
| **8 oz** | 1 | Small sauces, dips |
| **16 oz** | 2 | Soup single servings |
| **32 oz (Quart)** | 4 | Family-size leftovers, stews |
| **64 oz (Half Gallon)** | 8 | Big soup batches for freezer |
*Pro tip:* Matching lids fit 8, 16, and 32 oz containers.
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## Ziploc / Freezer Bags
| Size | Approx. Capacity | Notes |
|------|------------------|------|
| **Quart Freezer** | ~4 cups (~1 lb solids) | Flat-freeze soups or marinated meats |
| **Gallon Freezer** | ~8 cups (~2–2.5 lbs solids) | Family portions |
| **2-Gallon** | ~16 cups (~4–5 lbs solids) | Sheet-pan meals or large proteins |
*Flat-freeze bags to stack like books and save freezer space.*
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## Meal Prep / Bento Containers
| Type | Capacity | Typical Use |
|------|---------|-------------|
| **Single Compartment** | 28–32 oz | One full meal |
| **Two/Three Compartment** | 20–28 oz total | Protein + sides |
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### Quick Conversion Examples
- **1 full aluminum tray of chili** ≈ 8 quart deli containers or 8 quart mason jars.
- **1 gallon freezer bag** ≈ one half-size deep aluminum tray of cooked rice.