MAKING ARTEFACTS FROM COMPLIANT, RESISTANT MATERIALS AND FOOD INGREDIENTS
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Subject: Career Technology
Class: JHS 1
Term: 3rd Term
Week: 9
Grade code: B7.5.4.1.1
Strand code: 5
Sub-strand code: 4
Content standard code: B7.5.3.1
Indicator code: B7.5.4.1.1
Theme: DESIGNING AND MAKING OF ARTEFACTS/PRODUCTS
Subtheme: MAKING ARTEFACTS FROM COMPLIANT, RESISTANT MATERIALS AND FOOD INGREDIENTS
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This lesson introduces learners to the fundamental cooking skills of using moist heat methods. Cooking is an essential life skill that we use every day in our homes and communities in Ghana. From boiling yam for breakfast to preparing a delicious light soup for supper, these methods are central to our food culture. Understanding how to use them correctly helps us prepare safe, nutritious, and tasty meals, helps our families save money, and can even open doors to future careers in catering and hospitality. This lesson will focus on the principles and practical steps of common moist cooking methods like boiling, steaming, and stewing.
What is Cooking? Cooking is the process of preparing food by using heat. We cook food to: Make it safe to eat by killing harmful germs (bacteria). Make it easier to digest. Improve its taste, texture, and appearance.
There are two main categories of cooking methods based on how heat is transferred to the food: Dry Heat Methods and Moist Heat Methods. Dry Heat Methods: Use hot air or hot fat to cook food. Examples include roasting (roasting plantain), grilling (grilling tilapia), and frying (frying koose or yam chips). Moist Heat Methods: Use water, steam, or a water-based liquid (like stock or sauce) to cook food. This is our focus for today. Detailed Explanation of Moist Heat Methods
Moist heat cooking is very common in Ghanaian kitchens. Let's explore the most popular methods. Boiling Definition: Boiling is cooking food by completely immersing it in a liquid (usually water) that is heated to its boiling point (100°C). You will see large, rapid bubbles. Ghanaian Examples: Boiling yams, cassava, cocoyam, or plantain. Boiling rice or rice balls (Omo Tuo). Boiling eggs. Boiling beans for "red-red". Step-by-Step Process (Example: Boiling Yam): Preparation: Peel the yam and cut it into desired sizes. Wash the pieces thoroughly. Arrangement: Place the yam pieces neatly in a cooking pot. Add Liquid: Add enough cold water to just cover the yam. Some people add a little salt for taste. Heating: Place the pot on the stove or fire and cover it. Bring the water to a boil. Cooking: Once it starts boiling, reduce the heat slightly and let it cook until the yam is tender. You can check for tenderness by piercing a piece with a fork; it should go in easily. Finishing: Carefully drain the hot water from the pot. The yam is ready to be served. Advantages: Simple and quick for many foods; uses little to no fat. Disadvantages: Water-soluble vitamins (like Vitamin C and B vitamins) can be lost in the cooking water if it is thrown away. The food can also become mushy if overcooked. Steaming Definition: Steaming is cooking food with the heat from steam generated by boiling water. The food is placed on a rack or in a basket *above* the boiling water, so it does not touch the water. Ghanaian Examples: Steaming fish to be served with kenkey. Preparing "Abolo" or some types of "Kpokpoi". Steaming vegetables to keep them crunchy and nutritious. Step-by-Step Process (Example: Steaming Fish): Preparation: Clean and season the fish with salt, onions, ginger, etc. Set-up: Pour a small amount of water into a pot. Place a steamer rack, colander, or even some clean sticks at the bottom of the pot to keep the food elevated. Arrangement: Place the seasoned fish on a plate or wrapped in leaves (e.g., plantain leaves) and put it on the rack. Heating: Cover the pot tightly to trap the steam. Bring the water to a boil. Cooking: Let the steam cook the fish until it is opaque and flakes easily. This is usually very quick. Advantages: A very healthy cooking method. It retains more nutrients, colour, flavour, and texture than boiling. Disadvantages: It can take longer than boiling. Requires a tight-fitting lid to be effective. Stewing Definition: Stewing is a slow cooking method where food (usually cut into smaller pieces) is cooked gently in a covered pot with some amount of liquid (e.g., tomato sauce, stock, water). The cooking is done over a low heat for a long time. This is also called simmering. Ghanaian Examples: Preparing Palava sauce (Kontomire stew). Making Garden egg stew. Cooking Jollof rice (a combination method that includes stewing the base and steaming the rice). Preparing light soup or groundnut soup. Step-by-Step Process (Example: Basic Tomato Stew Base): Preparation: Chop your onions, grind your pepper and tomatoes. Sautéing: Heat a small amount of oil in a pot. Fry the chopped onions until soft. Add Base: Add the tomato-pepper mixture and cook until it thickens and the raw taste is gone. Add Protein & Liquid: Add your main protein (fish, chicken, meat) and a little water or stock. Simmering: Cover the pot, reduce the heat to low, and let it simmer gently until the protein is cooked through and the flavours have blended well. Advantages: Makes tougher cuts of meat very tender and flavourful. Blends flavours together beautifully. Disadvantages: It is a slow process and takes a long time. Kitchen Safety Rules for Moist Heat Cooking Always wash your hands with soap and water before you start cooking. Turn pot handles inwards, away from the edge of the stove, to avoid knocking them over. Use a dry cloth or oven mitts to handle hot pots and lids. A wet cloth will transfer heat and can burn you. When opening a lid from a steaming pot, open it away from your face to let the steam escape safely. Never leave a boiling pot unattended. It can boil over and cause a mess or a fire. Be careful when draining hot water. Pour it slowly into the sink, away from your body.
Guided Practice (With Solutions)