How is Idli prepared?

Explanation

### Step-by-Step Solution for Preparing Idli

1. **Ingredients Preparation**: Gather the main ingredients for idli, which are rice and black gram (urad dal). The typical ratio is about 2:1, meaning two parts rice to one part black gram.

2. **Soaking**: Soak the rice and black gram separately in water for about 6-8 hours or overnight. This softens the grains and prepares them for grinding.

3. **Grinding**: After soaking, drain the water and grind the rice and black gram separately into a smooth batter. You can use a wet grinder or a blender. The rice should be ground to a coarse paste, while the black gram should be ground to a finer paste.

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