Mix everything togheter except the oreos and peanut butter to form the batter.

In a muffin tray insert the muffin sleeves and insert a little batter at the bottom of each sleeve.

Add an oreo on top of the batter.

Add a generous teaspoon of peanut butter on top of each oreo.

Add another oreo on top of the peanut butter and add another teaspoon of peanut butter on top of the second oreo

Cover each oreo with the batter until they are all covered and no peanut butter is visible.