Step 1

Preheat the oven to 350F. Line a muffin pan with liners.

Step 2

Mix the butter, granulated sugar and vanilla extract until light and fluffy.

Step 3

Mix in the egg and plain Greek yogurt until creamy.

Step 4

Add in milk. Mix until fully combined.

Step 5

In another bowl, whisk together the flour, cocoa powder, baking powder, baking soda and salt.

Step 6

Start adding the flour mixture slowly and alternately with the coffee and mix slowly. Don't over mix the batter.

Step 7

Once all the ingredients are mixed together, fold in the chocolate chips slowly.

Step 8

Scoop the batter into the liners using an ice cream scoop, fill each liner 3/4 full.

Step 9

Top with some extra chocolate chips.

Step 10

Bake in the oven for 18-20 minutes until a toothpick inserted in the muffin comes out clean.

Step 11

Take the muffins out of the oven. Cool for 20 minutes and the serve.