1

Wash & remove onion skin (powder & use for plants).

2

Slice thin, sundry until crisp.

3

Slightly roast them (optional - only if it’s still soggy, this changes the flavour to slightly caramel). You could use this without powdering too, to garnish biryanis (without added oil!).

4

Blend.

Lasts for more than 6 months if stored and dried well.

Use as added flavour in biryanis.