Step 1: Understanding the Concept:
Homogenization is a mechanical process used to break down large fat globules into much smaller, uniform entities.
This prevents fat separation (creaming), improves the emulsion stability, and enhances the texture of fat-containing dairy mixes.
If a product does not contain a fat emulsion, homogenization is not necessary.
Step 2: Detailed Explanation:
Let us evaluate each product option:
- Soft serve ice cream, fruit and nut ice cream, and chocolate ice cream are all dairy-based frozen desserts.
They contain significant amounts of milk fat (typically $10\%$ to $14\%$) and milk solids.
Homogenization of these mixes is essential to reduce the size of fat globules, prevent churning of fat during freezing, and ensure a smooth, creamy texture.
- Mango dolly ice candy (typically a water-ice or fruit-juice-based lolly) does not contain a milk fat emulsion.
Because it lacks fat, there is no emulsion to stabilize, and there are no fat globules to break down.
Therefore, the homogenization process is completely unnecessary in its manufacture.
Step 3: Final Answer:
Homogenization is not necessary in the preparation of Mango dolly ice candy.