3 egg yolks
Lemon juice to taste - we start with a tablespoon 
1 teaspoon dijon mustard
Chimac Korean hot sauce
pinch of salt
1/2 cup of melted butter 

Melt your butter 
While your butter is melting, whisk together your egg yolks, mustard and lemon juice.
Add in Korean Hot sauce - start with a drop.
While whisking add in your melted butter to make sure everything is combined nice and emulsified.
Tasting it add in more Korean Hot sauce, lemon juice or salt to taste.
Serve warm and enjoy!