Add <quantity>300<unit>g</unit></quantity> of plain yogurt and <quantity>150<unit>g</unit></quantity> of brown sugar to a bowl

Add <quantity>20<unit>g</unit></quantity> of miso and whisk until combined

Add <quantity>250<unit>g</unit></quantity> of sugar and <quantity>70<unit>ml</unit></quantity> of water to a pan over medium heat. Gently stir it

Cook the mixture, without stirring, until the sugar is caramelized and golden brown. Tilt the pan during the process to help evenly caramelize it

Turn the heat down to low and carefully add the yogurt mixture. Mix until homogeneous

Turn off the heat and add <quantity>100<unit>g</unit></quantity> of cubed cold butter. Add the butter in batches, mixing in between to help melt

Whisk until the butter is fully incorporated. The miso caramel is ready

Let it cool down and enjoy!