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Chapter 10: Edible Portion Cost
Objectives
Understand key concepts related to Edible Portion Cost (EPC) and As-Purchased Cost (APC).
Calculate EPC from given APC.
Determine total cost using EPC.
Identify scenarios where EPC equals APC.
Definitions
As-Purchased Cost (APC):
The cost incurred for non-fabricated ingredients from the supplier (untrimmed).
Edible Portion Cost (EPC):
The cost per unit of fabricated (trimmed) ingredients, accounting for the trimmed waste.
Yield Percent Calculation
On food cost forms, EPC must be calculated using:
EPC Formula
Practice Problem Example (Carrots)
Scenario: Purchase of 25-pound bag of carrots for $14.05 with an 82% yield.
Step 1: Identify APC: $14.05 for 25 pounds
Step 2: Convert to per pound cost:
APC/unit = $14.05 / 25# = $0.562/#
Step 3: Find Yield: 82%
Step 4: Calculate EPC using yield.
Purchasing in EPQ vs. APQ
Understand the relative costs of products in EPQ (edible portion quantity) vs. APQ (as-purchased quantity).
Total Cost Calculation
Total Cost Formula:
Total Cost = EPQ/Unit x EPC/Unit
Items with 100% Yield
Examples of items always having a 100% yield:
Flour, sugar, milk, maple syrup, olive oil.
For these items, APC = EPC.
Practice Problem 1 (Celery for Cobb Salad)
Scenario: Need 1 ½ pounds of celery, purchased in 6-pound bags for $10 with 75% yield.
APC Calculation:
APC = $10 / 6# = $1.6666/#
Calculate EPC and total cost.
Practice Problem 2 (Bananas for Bread)
Scenario: Recipe requires 1 # 10 oz of mashed bananas, purchased by case (40# for $28.70) with a 66% yield.
APC Calculation:
APC = $28.70 / 40# = $0.7175/#
Calculate EPC and total cost.
Calculating EPC Practice
Calculate EPC/# for various items:
Examples: Beets, Pineapples, Cabbage, Celery, Leeks.
Find the average weight for items with asterisk (*).
Important Note
EPC will always be equal to or greater than APC.
Wrap-Up
The relationship between EPC and APC is essential in culinary math, ensuring accurate pricing and cost management.