FOOD PROCESSING | STUDENT HANDOUTS ? WHY ARE FOODS PROCESSEDInstructions: Try to imagine some of the reasons why foods are processed; write these in the first column, below. Come up with processing techniques and foods that exemplify each reason; write these in the second column. In the third column, list people and groups who benefit from each technique. An example is given.

Reasons foods are processed:Examples of techniques and foods:

People & groups who benefit from these techniques:

To make them last Pasteurizing milk or juice, Consumers can keep foods

longer before spoiling. For longer,

To stop the microorganisms

Reproduction.

Very low temperature

(Freezing) for meat and fish.Consumers and companies

To conserve the nutrients Empty Packaging Consumers.

To eliminate completely the

Microorganisms. UHT for milk and some drinks Big Companies

To make them lasts longer Packaging Consumers

To avoid the contamination Cleaning and disinfecting Consumers and companies.

To highlight the flavor. Scalding the fruits. Consumers.

TEACHING THE FOOD SYSTEM | A PROJECT OF THE JOHNS HOPKINS CENTER FOR A LIVABLE FUTURE 1

FOOD PROCESSING | STUDENT HANDOUTS

HOW ARE FOODS PROCESSED? Instructions: Try to imagine the steps to processing fresh oranges into frozen orange juice concentrate. Briefly describe each step in the boxes below. You may not need to use every box.

TEACHING THE FOOD SYSTEM | A PROJECT OF THE JOHNS HOPKINS CENTER FOR A LIVABLE FUTURE 2

Step 2: The oranges are washed and selected.

Step 5: Add to the juice the different vitamins and preservatives.

Step 3: The selected oranges are peeled.

Step 4: The oranges are liquefied for prepare the juice.

Step 6: The juice is froozen.

FOOD PROCESSING | STUDENT HANDOUTS

HOW ARE FOODS PROCESSED? Images copyright. Instructions: Try to imagine the steps to processing live chickens into packaged chicken meat. Briefly describe each step in the boxes below. You may not need to use every box.

TEACHING THE FOOD SYSTEM | A PROJECT OF THE JOHNS HOPKINS CENTER FOR A LIVABLE FUTURE 3

Step 2: The chikens are sacrificed and gut. Step 6: The juice is f roozen.

Step 5: The different parts are separeted by genere (legs, wings, etc) .

Step 4: The different parts are washed and selected.

Step 3: The chikens are quartered.

FOOD PROCESSING | STUDENT HANDOUTS

HOW ARE FOODS PROCESSEDInstructions: Try to imagine the steps typically used to process chicken meat into chicken nuggets. Remember to include a step for mixing in other ingredients. Briefly describe each

step in the boxes below. You may not need to use every box.

TEACHING THE FOOD SYSTEM | A PROJECT OF THE JOHNS HOPKINS CENTER FOR A LIVABLE FUTURE 4

Step 2: The deboned chiken is chopped.

Step 4: Mixture until get a homogeneous dough.

Step 3: Add to the chopped chiken different ingredients (condiments).

Step 6: Recover the Nuggets with bread crumbs, cook and freeze.

Step 5: Mold and freeze the Nuggets.