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+ servings
sourdough biscotti on a parchment lined baking sheet

Easy Sourdough Biscotti Cookies - A Discard Recipe

Leisha Lockrem
Easy sourdough biscotti cookies are a crisp, twice-baked Italian cookie filled with toasted almonds, lemon zest, and sourdough discard for the ultimate dunking cookies.
5 from 1 vote
Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Course Dessert
Cuisine Italian
Servings 20 cookies
Calories 122.6 kcal

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Equipment

  • 2 mixing bowl
  • 1 Baking Sheet
  • large serrated knife
  • parchment paper optional
  • wire rack
  • hand mixer

Ingredients
  

Wet Ingredients

  • 113 g salted butter ½ cup/1 stick
  • 100 g sugar 1/2 cup
  • 1 large egg
  • 1 tbsp lemon zest
  • 125 g sourdough starter discard ½ cup
  • 1 tbsp almond extract
  • ½ tsp vanilla extract

Dry Ingredients

  • 312 g all-purpose flour 2½ cups
  • ¼ tsp salt
  • 2 tsp baking powder
  • 85 g slivered almonds, toasted 1 cup

Instructions
 

Prepare

  • Preheat the oven to 325°F/160°C
  • Line a cookie sheet with a piece of parchment paper.

Mix the Dough

  • Add 113 g (1/2 cup) butter and 100 g (½ cup) sugar in a large bowl. Cream butter and sugar with a hand mixer until light and fluffy, roughly 2- 3 minutes.
  • Next, add the remaining wet ingredients, 125 g (1/2 cup) sourdough starter discard, 1 large egg, 1 tbsp almond extract, 1/2 tsp vanilla extract, and 1 tbsp of lemon zest, and stir until fully combined.
  • In a separate bowl, combine 312 g (2 1/2 cups) all-purpose flour, 2 tsp baking powder, and 1/4 tsp salt.
  • Fold the dry ingredients into the wet ingredients and mix until a soft dough forms.
  • Fold the toasted almonds into the sourdough biscotti dough. (Read more about toasting almonds in the text above)

Shape and First Bake

  • Divide the dough into two equal portions and spread each half of the dough onto the prepared baking sheet in a rectangle, roughly 3 X 10 X 1 inches. Leave 2 inches between each rectangle to allow plenty of room for the biscotti to rise, using two pans if necessary.
  • Bake the dough for 20-25 minutes. The dough will be soft and pale. Rest on the baking sheet for 10 minutes before removing to a wire rack to cool completely. They will firm up as they cool.

Cut and Second Bake

  • Move the biscotti to a large cutting board. Cut the biscotti into 1-inch pieces with a sharp serrated knife.
    Cutting straight on will make consistent shaped biscotti. Cutting on the diagonal will create biscotti of varying sizes, so be sure to adjust baking times accordingly.
  • Place the cut biscotti onto the prepared pan, cut side up, and bake at 325°F/160°C for 20-25 minutes. Flip the biscotti and bake for an additional 10-15 minutes. The biscotti is done with its second bake when the edges are golden brown and the cookies feel firm in the center.
  • Place the biscotti on a wire rack to cool completely. The cookies will continue to dry as they cool.

How To Store Sourdough Biscotti

  • Place biscotti in an airtight container and store at room temperature for up to 7 days.

Notes

Nutrition information is automatically calculated, so should only be used as an approximation.

Nutrition

Calories: 122.6kcalCarbohydrates: 17.2gProtein: 2gFat: 5gSaturated Fat: 3gPolyunsaturated Fat: 0.3gMonounsaturated Fat: 1.3gTrans Fat: 0.2gCholesterol: 21.4mgSodium: 111.8mgPotassium: 23.3mgFiber: 0.5gSugar: 5.2gVitamin A: 154.8IUVitamin C: 0.4mgCalcium: 29.2mgIron: 0.8mg
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