Step 1

Preheat the oven to 350 and prepare a 9×9 pan by lining with parchment paper.

Step 2

In a medium saucepan over low/medium heat, melt butter. Take off heat and add chocolate chips and vanilla. Stir until all melted together.

Step 3

In a medium or large bowl, combine flour, sugar, cocoa powder, and salt. Stir to combine.

Step 4

Pour chocolate butter mixture into the dry ingredients.

Step 5

Add in eggs and sourdough discard.

Step 6

Stir well until there are no clumps.

Step 7

Pour into prepared pan.

Step 8

Bake 40 minutes in prepared 9 X9 pan or until a toothpick comes out clean and the middle is set.

Step 9

Allow to cool completely before slicing and serving. This will help it set up and also develop the flavors.