How to make the black garlic oil 'Mayu' for tonkotsu ramen, my version.

ingredients

2 cups of garlic cloves
6 cups of oil
1 large bulb of shallot sliced thing (mandolin) - then salted to get the water out
4 Tbsp Gochugaru / Cayenne Pepper
1 Tbsp Szechuan Peppercorns
1 Tbsp Salt

[IsAbElmiaumiau]

Why cook the garlic first instead of cooking all the ingredients together? I've heard charred garlic tastes bitter.

[cystalinum]

Please protect your hand while using a mandoline. It is one of the most dangerous kitchen tools. Your finger tips will thank me later if they are still attached