Ingredients
Method
- Preheat oven to 375F and line a 9x13" baking pan with parchment paper.
- Cream butter, brown sugar and vanilla. Add egg, sourdough discard, and bananas or carrots and mix well.
- Add oats, flour, baking powder, salt, cinnamon, and nutmeg. Stir in dried fruit, nuts or chocolate chips if you are adding them. Batter will be thick and sticky.
- Spread batter evenly in the prepared pan.
- Bake for 25-28 minutes at 375F. Lift by the parchment paper to remove from the pan and transfer to a rack to cool.