Soft, chewy, and flavorful chocolate chip cookies made with sourdough starter. Rustic from-scratch treats that are perfect for using up discard starter.
In a large bowl, cream together butter and sugars until light and fluffy.
Add Wet Ingredients
Mix in egg, vanilla, and sourdough starter until smooth.
Combine Dry Ingredients
In a separate bowl, whisk flour, baking soda, baking powder, and salt.
Make the Dough
Stir dry ingredients into wet until just combined. Fold in chocolate chips and nuts.
Chill (Optional)
Cover and chill dough for 30 minutes for deeper flavor and thicker cookies.
Bake
Preheat oven to 350°F (175°C). Scoop dough onto lined baking sheets. Bake 10–12 minutes until edges are set and centers are soft.
Cool
Let cookies rest on the baking sheet for 5 minutes, then transfer to a wire rack to cool completely.
Notes
Overnight fermentation enhances flavor and digestibility but is optional.Fresh milled flour may require 1–2 tablespoons less to achieve the right texture.Store in an airtight container at room temperature for 2–3 days, or refrigerate up to a week.Dough can be frozen; bake straight from frozen adding 1–2 minutes to bake time.