Class: Senior Secondary School 1 (SSS 1)
Term: 2nd Term
Week: 9
Age: 15 years
Duration: 45 minutes
Subject: Catering Craft
Curriculum Theme: Entrepreneurship (Trade Subjects)
Previous Lesson: Vegetables, Fruits, Herbs and Spices.
Topic: STUDY OF FOOD COMMODITIES AND PRINCIPLES OF COOKING METHODS
Subject Matter: Dairy Products: Types, Preservation Methods, Food Value, and Uses.

Specific Objectives

By the end of the lesson, pupils should be able to:

Cognitive Domain:

Define dairy products.
List three types of dairy products.
Explain two methods of preserving milk.
State the food value of milk.
Mention three uses of milk in cooking.

Affective Domain:

Appreciate the importance of milk in a balanced diet.
Participate actively in discussions about dairy products.
Show interest in learning different ways to use milk.

Psychomotor Domain:

Identify various dairy products when shown.
Demonstrate simple preparation or cooking uses of milk.

Work collaboratively with peers during practical activities.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum for Home Economics (Senior Secondary Education)
State Unified Scheme of Work for Catering Craft
Any relevant Catering Craft Practice Textbook for SSS 1
https://www.google.com/search?q=dairy+products+types+and+uses
https://www.google.com/search?q=methods+of+milk+preservation

Instructional Materials

The teacher will teach this lesson with the aid of:

Samples of dairy products (e.g., liquid milk, powdered milk, cheese, yoghurt).
Charts showing different food commodities, especially dairy products.
Basic cooking equipment and utensils (e.g., pot, spoon, stove/hot plate).

Rationale for the Lesson

This lesson helps pupils understand an important group of food items known as dairy products. It enables pupils to identify different types of dairy products, appreciate their nutritional benefits, and learn practical ways to preserve and use them in daily cooking, which is valuable for their health and potential entrepreneurial skills.

Prerequisite/Previous Knowledge

Pupils should have basic knowledge of food groups and their importance from their previous lessons.

Lesson Content/Board Summary

DAIRY PRODUCTS: TYPES, PRESERVATION, FOOD VALUE, AND USES

1. What are Dairy Products?

Dairy products are foods produced from the milk of mammals, such as cows, goats, sheep, and camels. They are known for their high nutritional content.

2. Types of Dairy Products

The following are common types of dairy products:

Milk: The primary dairy product, consumed in liquid form or processed into other products.
Cheese: A food product made by coagulating the milk protein casein. It comes in various textures and flavours.
Yoghurt: A fermented milk product made by bacterial fermentation of milk. It has a thick, creamy texture.
Butter: A solid emulsion of fat, water, and milk proteins, produced by churning fresh or fermented cream or milk.
Cream: The fatty part of milk that rises to the top. It can be used in cooking or whipped.

3. Methods of Preserving Milk

The following are methods used to preserve milk and extend its shelf life:

Evaporation: This involves heating milk to remove a significant portion of its water content, resulting in concentrated milk (e.g., evaporated milk).
Dehydration (Drying): This process removes almost all the water from milk, turning it into powdered form (e.g., powdered milk). This prevents microbial growth and extends shelf life.
Pasteurisation: Heating milk to a specific temperature for a set time to kill harmful bacteria without significantly altering its nutritional value.
Sterilisation: Heating milk to very high temperatures to kill all microorganisms, allowing it to be stored for longer periods at room temperature.

4. Food Value of Milk

Milk is a highly nutritious food that provides the following:

Protein: Essential for growth, repair of body tissues, and overall body function.
Calcium: Important for strong bones and teeth.
Vitamins: Contains vitamins A, D, B2 (riboflavin), and B12, which are important for vision, bone health, energy production, and nerve function.
Fats: Provide energy and aid in the absorption of fat-soluble vitamins.
Carbohydrates (Lactose): Provide energy for the body.

5. Uses of Milk in Cooking

Milk is a versatile ingredient with many uses in cooking, including:

Puddings: Used as a base for various sweet and savoury puddings, such as rice pudding, semolina pudding, and custards.
Hot Drinks: Added to tea, coffee, hot chocolate, and other warm beverages.
Cold Drinks: Used in milkshakes, smoothies, and other chilled beverages.
Sauces: Forms the base for many creamy sauces, such as béchamel sauce.
Baking: Incorporated into bread, cakes, and pastries for moisture and flavour.
Soups: Used to enrich and thicken creamy soups.

Teaching Methods/Instructional Techniques

Discussion, Lecture, Demonstration, Question and Answer, Visual Aids

Instructional Procedures

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher greets the pupils and asks them to mention some common food items they consume daily. The teacher then specifically asks about foods made from milk.
Pupils’ Activity: Pupils respond by mentioning various foods. They identify milk, cheese, and yoghurt among the foods.
Learning Point: Pupils are introduced to the topic of dairy products and identify some examples.

Step 2: Explanation of Dairy Products

Time: 7 minutes
Teaching Skill: Explanation/Definition
Teacher’s Activity: The teacher defines dairy products, explaining that they are foods made from animal milk. The teacher shows samples of various dairy products (if available) or charts.
Pupils’ Activity: Pupils listen attentively, observe the samples/charts, and take notes. They ask questions for clarification.
Learning Point: Pupils understand the definition of dairy products.

Step 3: Types of Dairy Products

Time: 7 minutes
Teaching Skill: Listing/Classification
Teacher’s Activity: The teacher lists and briefly describes different types of dairy products such as milk, cheese, yoghurt, butter, and cream, using the board and instructional materials.
Pupils’ Activity: Pupils listen, observe, and copy the points from the board. They may share examples of dairy products they know.
Learning Point: Pupils can identify and list various types of dairy products.

Step 4: Methods of Preserving Milk

Time: 7 minutes
Teaching Skill: Explanation/Demonstration
Teacher’s Activity: The teacher explains methods of preserving milk, focusing on evaporation and dehydration. The teacher can show examples of evaporated milk and powdered milk, explaining how they are processed.
Pupils’ Activity: Pupils listen, observe the examples, and take notes on the preservation methods.
Learning Point: Pupils learn about different ways to preserve milk.

Step 5: Food Value of Milk

Time: 5 minutes
Teaching Skill: Elucidation
Teacher’s Activity: The teacher explains the nutritional content of milk, highlighting its importance for growth, strong bones, and energy. The teacher asks pupils to mention nutrients they know.
Pupils’ Activity: Pupils listen and state some nutrients they know. They understand the health benefits of consuming milk.
Learning Point: Pupils understand the food value of milk and its importance for health.

Step 6: Uses of Milk in Cooking

Time: 5 minutes
Teaching Skill: Practical Application
Teacher’s Activity: The teacher discusses various uses of milk in cooking, such as making puddings, hot drinks, cold drinks, sauces, and in baking. The teacher encourages pupils to share their own experiences.
Pupils’ Activity: Pupils listen, contribute with examples from their homes, and note down the different uses.
Learning Point: Pupils can identify various culinary uses of milk.

Step 7: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

Define dairy products.
List three types of dairy products you have learned.
Mention two methods of preserving milk.
State two food values of milk.
Give two uses of milk in cooking.

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Pupils demonstrate understanding of the lesson.

Step 8: Conclusion

Time: 4 minutes
Teaching Skill: Summarisation
Teacher’s Activity: The teacher briefly summarises the key points of the lesson, reinforcing the definition, types, preservation, food value, and uses of dairy products. The teacher gives pupils an assignment to find out about other dairy products not discussed.
Pupils’ Activity: Pupils listen to the summary and copy the assignment.
Learning Point: Pupils consolidate their learning and prepare for further study.

Lesson Keywords

Dairy Products – Foods made from the milk of mammals.
Evaporation – A milk preservation method that removes water through heating.
Dehydration – A milk preservation method that removes almost all water, creating powder.
Casein – The main protein found in milk, used to make cheese.
Lactose – The natural sugar found in milk.

Differentiation

The teacher will provide additional support to slower learners by simplifying explanations and offering more visual aids. Faster learners will be challenged with extra questions and encouraged to research further uses or types of dairy products.

Note for teachers using this lesson plan

Teachers should aim to bring actual samples of dairy products (milk, cheese, yoghurt, powdered milk) to the class for a more engaging and practical learning experience. Practical demonstrations of simple milk uses, like making a quick cold drink, can also enhance understanding. Encourage pupils to ask questions and share their experiences with dairy products.