Food Processing and the three types of processed foods

CYRILCONSTANTINO2 15 views 95 slides Mar 11, 2025
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About This Presentation

A presentation about food processing.


Slide Content

Food Processing by: Cyril A. Constantino

Objectives: Explain the reason the food need to undergo processing. Describe how food is being processed Differentiate the degree of food processing

Recap Can you name a food and Identify the antioxidant present on it.

Food Processing by: Cyril A. Constantino

U.S. Department of Agriculture (USDA) defines a processed food as one that has undergone any changes to its natural state—any raw agricultural commodity subjected to washing, cleaning, milling, cutting, chopping, heating, pasteurizing, blanching, cooking, canning, freezing, drying, dehydrating, mixing, packaging, or other procedures that alter the food from its natural state. The food may include the addition of other ingredients such as preservatives, flavors, nutrients and other food additives or substances approved for use in food products, such as salt, sugars, and fats.

Institute of Food Technologists includes additional processing terms like storing, filtering, fermenting, extracting, concentrating, microwaving, and packaging.

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What is food processing? The process of transforming raw agricultural products, like grains, vegetables, meat, or milk, into end products to be sold to consumers. Raw Products Straight from the farm End Products Ready to be purchased by consumer Tomato Wheat Pork Milk Carrots Salsa Flour Bacon Cheese Baby carrots Food processing is what happens between the farm and the consumer.

Food Manufacturers The companies that process foods are sometimes called food manufacturers

Pepsi

San Miguel Food Corporation

Raw product from the farm Wheat Grows in a field, and the seed is harvested Entire wheat seed is ground into whole wheat flour and packaged. Wheat seed is separated into its parts. The endosperm is ground into white flour and packaged. Wheat seed is ground into flour, and additional ingredients are added to make pasta.

Raw product from the farm Cranberries Grow on a bush Wash and bag whole berries. Wash berries, dehydrate with added sugar, and package. Wash berries, cook with added sugar and other ingredients, then seal in can.

degrees of Food Processing

Classify the following foods into: Minimally Processed Moderately Processed Highly Processed

Soda

Cooking Oil

Frozen Meat

Cookies

Packaged Fruits and Vegetables

Sugar

Cereals

Flour

Milk

Levels of Food Processing The amount of processing varies from food to food Minimally Processed Foods that are washed, peeled, sliced, juiced, frozen, dried, or pasteurized. Moderately Processed In addition to being washed, peeled, sliced, etc. these foods may also be cooked, ingredients mixed, and some preservatives added. Highly Processed Many ingredients are added to enhance flavor, add vitamins and minerals, and extend shelf life. These foods are mostly or fully prepared for eating.

Classify the following foods into:

T hree categories of processed foods A. Minimally processed food B. Processed food ingredients C. Highly processed food

Minimally processed foods Fruits, vegetables, legumes, nuts, meat and milk are often sold in minimally processed forms.

Minimally processed foods Minimal forms of processing include washing, peeling, slicing, juicing and removing inedible parts. Some nutritionists also characterize freezing, drying and fermenting as minimal forms of processing

Minimally processed foods To prolong shelf life and inhibit the growth of pathogens , perishable foods may have preservatives added to them, or they may be sealed in sterile packaging. Some minimally processed foods and beverages may be exposed to controlled amounts of heat, or in some cases radiation, to inactivate pathogens. Milk, for example, is commonly heat pasteurized .

Processed food ingredients Processed food ingredients are rarely eaten alone; they are typically used in cooking or in the manufacture of highly processed foods.

Processed food ingredients To create these ingredients, starting materials such as grains and oil seeds may be milled, refined, crushed or exposed to chemicals. Unlike minimal forms of processing, these techniques radically change the nature of the original raw materials Processed food ingredients tend to be nutrient-poor , meaning they are high in calories relative to the amount of vitamins, minerals and other key dietary nutrients .

Highly Processed foods Highly processed foods are made from combinations of unprocessed food, minimally processed food and processed food ingredients Many are designed with consumer convenience in mind. They are often portable, can be eaten anywhere (while driving, working at the office and watching TV, for example) and require little or no preparation.

Highly Processed foods Highly processed animal products include smoked, canned, salted and cured meats and products made from extruded remnants of meat, such as nuggets, hot dogs and some sausages and burgers. Many vegetarian alternatives to meat are also highly processed. Techniques used are mixing, baking, frying, curing, smoking and the addition of vitamins and minerals.

Processed foods… The Quicker, the Better? Does the degree to which a food has been processed tell you something about how healthy it is? Can you think of a highly processed food that you consider healthy, or a minimally processed food that you consider unhealthy?

HOLA!!!

Food Processing

1 . Which factor is NOT a common objective of food processing? A) Preservation B) Enhancement of nutritional value C) Reduction of spoilage D) Introduction of harmful substances

2. What is the primary purpose of food processing? A) To enhance the aesthetic appeal of the food B) To simplify the cooking process C) To transform raw ingredients into edible and safe products D) To decrease the overall volume of the food

3 . What role does food processing play in increasing convenience? A) It makes the food more complicated to prepare B) It shortens the cooking time required C) It introduces unnecessary complications to the cooking process D) It has no impact on the convenience of food preparation

4. Which is an example of a highest level of food processing? A) Washing and peeling fruits B) Grinding coffee beans C) Canning vegetables with added seasonings D) Slicing bread from a bakery

5. In what way does food processing contribute to food safety? A) By increasing the risk of contamination B) By reducing the chances of microbial growth C) By making the food more prone to spoilage D) By decreasing the shelf life of the product

6 . How does the degree of food processing affect nutritional content? A) It always increases the nutritional value B) It has no impact on nutritional content C) It can both increase or decrease nutritional value D) It consistently decreases nutritional value

7. What is one way to describe the degree of food processing? A) By the color of the packaging B) By the sound produced during processing C) By the complexity of the cooking instructions D) By the level of alteration from its original state

8 . Which of the following best represents a minimally processed food? A) Canned soup with added preservatives B) Fresh fruits and vegetables C) Frozen pizza with numerous artificial additives D) Pre-packaged microwaveable meals

T hree categories of processed foods A. Minimally processed food B. Processed food ingredients C. Highly processed food

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How much was it processed? Minimally Processed Thumb-down (low) Moderately Processed Thumb-in-the-middle (medium) Highly Processed Thumbs-up (high)

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Title Lorem Ipsum

Examples of Food Processing Carrots Baby Carrots Apples Apple Juice Washing Peeling Cutting Juicing

Examples of Food Processing Wheat Flour Lettuce Bagged Salad Grinding Washing

Examples of Food Processing Milk Milk Mushrooms Sliced Mushrooms Pasteurizing Washing Slicing

Examples of Food Processing Strawberries Frozen Strawberries Flour Pancake Mix Freezing Mixing ingredients

Examples of Food Processing Salt Iodized Salt Potato Instant Potatoes Fortifying Cooking Dehydrating

1. What is the primary purpose of food processing? A) To enhance the aesthetic appeal of the food B) To simplify the cooking process C) To transform raw ingredients into edible and safe products D) To decrease the overall volume of the food

2. What role does food processing play in increasing convenience? A) It makes the food more complicated to prepare B) It shortens the cooking time required C) It introduces unnecessary complications to the cooking process D) It has no impact on the convenience of food preparation

3. What is an example of a highest level of food processing? A) Washing and peeling fruits B) Grinding coffee beans C) Canning vegetables with added seasonings D) Slicing bread from a bakery

4. Which factor is NOT a common objective of food processing? A) Preservation B) Enhancement of nutritional value C) Reduction of spoilage D) Introduction of harmful substances

5. How does the degree of food processing affect nutritional content? A) It always increases the nutritional value B) It has no impact on nutritional content C) It can both increase or decrease nutritional value D) It consistently decreases nutritional value

6. Which of the following best represents a minimally processed food? A) Canned soup with added preservatives B) Fresh fruits and vegetables C) Frozen pizza with numerous artificial additives D) Pre-packaged microwaveable meals

7. In what way does food processing contribute to food safety? A) By increasing the risk of contamination B) By reducing the chances of microbial growth C) By making the food more prone to spoilage D) By decreasing the shelf life of the product

8. What is one way to describe the degree of food processing? A) By the color of the packaging B) By the sound produced during processing C) By the complexity of the cooking instructions D) By the level of alteration from its original state

T hree categories of processed foods A. Minimally processed food B. Processed food ingredients C. Highly processed food

9. How much was it processed?

10. How much was it processed?
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