Lesson Notes By Weeks and Term - Senior Secondary School 2

SUBJECT: FOOD AND NUTRITION

CLASS:  SS 2

DATE:

TERM: 1st TERM

REFERENCE BOOK

• Food and Nutrition for SS 1-3 by Dr. J. O. Olusanya and others

 
WEEK 7

TOPIC: TYPES OF FLOUR (Hard & Soft etc.)

• Definition of flour
• Types of flour

Definition of flour

1. Flour can be defined as the powder derived from the milling of dried foods e.g. when dried yam is milled the powder is referred to as yam flour when dried rice is milled the powder derived is called rice flour when dried beans is milled the powder derived is called bean flour and so-on.

Types of wheat flour

1. Whole wheat flour or graham flour or entire wheat flour.

This flour has a high fat content because it contains all the constituents of wheat.

2. Self-raising flour.  As the name implies it rises even when used without the addition of raising agents.  This is because it contains salt and the ingredients of baking powder.
3. Hard-Wheat flour – This flour has high protein content.  It is produced from wheat which has a hard and brittle endosperm.  It has a granular texture.  This flour is better for making bread.
4. Soft wheat flour: Wheat with mealier endosperm is used for the productions of soft wheat flour.  Soft wheat flour is specially good for pastries, cookies, cakes.
5. Composite flour: These are mixtures of two or more types of flours in specific ratio e.g. corn flour can be mixed with wheat or cassava or rice flour.  The resulting flour is called composite flour.

EVALUATION

Define flour and give three examples of flour.

Examples of other types of flour.

1. Rice flour – From rice
2. Beans flour – From beans
3. Cassava flour – from cassava
4. Yam flour – from yam etc.

EVALUATION

A part from wheat flour list three other types of flour.

READING ASSIGNMENT

Types of flour

Reference books – Foods and Nutrition for SS 1-3 pages 101-103

WEEKEND ASSIGNMENT

1. ____ is the powder derived from the milling of dried foods.

    (a) Salt        (b) Flour    (c) All the above

2. _____ wheat flour is best for making bread.

    (a) Hard    (b) Soft        (c) Yam

3. _____ wheat flour is best for make pastries.

    (a) Hard    (b) Soft        (c) Composite

4. The combination of two or more flour in specific ratio is _________

    (a) hard flour    (b) soft flour    (c) composite flour

5. Whole wheat flour can also be referred to as   _______

    (a) composite flour    (b) soft flour         (c) graham flour

THEORY

1. Define flour.
2. State five types of flours.