How much a brownie cost?

Even better, how much is gluten-free brownie cost?

 

Here I have calculation according prices for products in my shop.

Cassava flour (gluten-free), 1 kg 160 baht.

Cacao powder, 1 kg is 750 baht.

Dark bitter chocolate, 1 kg is 1500 baht.

Other product: salt, vanilla essence, butter, eggs, coconut sugar. Prices can vary.

 

 

The recipe makes 16 brownies, not big. Each costs 11,5 baht for ingredients.