Step 1

In a large bowl combine the butter, vegetable oil, granulated sugar, and brown sugar. Mix until all ingredients are fully combined. Whisk in the two eggs and vanilla extract

Whisk Wet Ingredients

Mix in the mashed bananas and sour cream or Greek yogurt.

Mix Wet Ingredients

Step 2

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

Whisk Dry Ingredients

Step 3

Gently add the dry ingredients to the wet ingredients, after a couple of mixes add in the chocolate chunks then mix two more times.


Step 4

Use a large cookie scoop to fill the muffin tins full. Bake them for l 17-20 minutes


Step 5