Chocolate Sourdough Discard Cookies | Commune Cooking | Umami

Ingredients

• 8 tablespoons (113g) unsalted butter
• 3/4 cup (160g) light brown sugar, packed
• 2/3 cup (133g) granulated sugar
• 3/4 teaspoon table salt
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/3 cup (76g) sourdough starter, unfed/discard
• 1 large egg
• 1 teaspoon King Arthur Pure Vanilla Extract
• 1 1/3 cups (160g) King Arthur Unbleached All-Purpose Flour
• 1/2 cup (42g) Dutch-process cocoa
• 1 cup (170g) milk chocolate chips or chopped milk chocolate