Sourdough Discard Cranberry Bliss Bars

Sourdough Discard Cranberry Bliss Bars – a sourdough version of the popular Starbucks treat! These taste just like the original, and are easy to make right at home!

A top view of cranberry bliss bars showing the detail of the top and triangular pieces.

This is my latest obsession to make for the holiday season. They are fabulous for parties, gift-giving, and everything in between during the holidays.

I've gathered up even more holiday recipes for you!  I know you'll love my family's favorite Chocolate Pecan Pie with Sourdough Crust, Traditional Pumpkin Pie, Cranberry Orange Drop Cookies and Browned Butter Snickerdoodles!  

Keep reading to learn how to make these copycat Starbucks cranberry bliss bars!

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Ingredients for Cranberry Bliss Bars

Ingredients for sourdough cranberry bliss bars in prep bowls, top view.
  • Unsalted butter
  • Sourdough discard - active sourdough starter is fine, too!
  • All purpose flour
  • Brown sugar
  • Eggs
  • Orange juice
  • Vanilla extract - here's a tutorial for how to make vanilla extract if you want to try a high quality DIY version!
  • Ground ginger
  • Baking powder
  • Salt
  • White chocolate chips
  • Dried cranberries
  • Orange zest

Cream Cheese Frosting & Topping

  • Cream cheese, softened
  • Powdered sugar
  • Orange juice
  • Vanilla extract
  • Dried cranberries
  • White baking chocolate or almond bark

How to Make Sourdough Cranberry Bliss Bars

  1. Preheat your oven to 350°F and line a 13x9 inch pan with parchment paper. This makes it super easy to lift the bars out for slicing later.
  2. In a mixing bowl or electric mixer, beat together the melted butter and brown sugar on medium speed until well blended. Add the eggs, orange juice, and vanilla extract, mixing until smooth and creamy. Stir in the sourdough discard.
  3. In a separate large bowl, whisk the flour, ground ginger, baking powder, and salt. Stir the dry ingredients into the wet ingredients until the blondie base is just combined.
  4. Using a spatula, gently fold in the white chocolate chips and cranberries into the blondie batter. Spread the batter evenly into the prepared pan, smoothing out the top.
  5. Pop it in the oven and bake for 20–25 minutes, or until the edges are golden brown and the center is just set. Don’t let them over bake—nobody wants hard bars! Cool the pan on a wire rack completely before frosting.
  6. For the frosting, beat the softened cream cheese and powdered sugar together until smooth and fluffy. Mix in the orange extract and vanilla extract. Spread this over the cooled bars.
  7. Sprinkle the top with chopped dried cranberries, then drizzle melted creamy white chocolate over everything. I like to dip a fork in the chocolate and gently wave it back and forth to create those pretty streaks. I always reserve a few extra cranberry pieces and fresh orange zest to decorate the top of the bars with a pop of color! If you want to add a few extra cranberries on top, just stick them down with more white chocolate drizzle!
  8. You can slice the homemade cranberry bliss bars and dig in right away or chill the bars in the fridge for about an hour to firm up before cutting. For the classic look of the Starbucks version, cut into triangles and enjoy!

Recipe

A top view of a batch of sourdough bliss bars with orange zest, dried cranberries and a white chocolate drizzle.

Sourdough Discard Cranberry Bliss Bars

Sourdough Discard Cranberry Bliss Bars – a sourdough version of the popular Starbucks treat! These taste just like the original, and are easy to make right at home!
4.60 from 5 votes
Prep Time 15 minutes
Cook Time 25 minutes
Cooling 1 hour
Total Time 1 hour 40 minutes
Course Breakfast, brunch, Dessert
Cuisine American
Servings 20
Calories 346 kcal

Equipment

  • 9X13 pan
  • mixing bowl or stand mixer
  • measuring cups and spoons

Ingredients
  

Bar cookies

  • ¾ cup unsalted butter
  • cups brown sugar packed
  • 1 tablespoon orange juice
  • 1 teaspoon vanilla extract
  • 2 eggs
  • 1 cup sourdough starter discard
  • 1⅔ cup all-purpose flour
  • ½ teaspoon ground ginger
  • 1 teaspoon baking powder
  • ½ teaspoon salt
  • 1 cup white chocolate chips
  • ¾ cup dried cranberries
  • 1 tablespoon orange zest

Frosting & Toppings

  • 8 ounces cream cheese room temperature
  • 2 cups powdered sugar
  • 1 tablespoon orange juice
  • ½ teaspoon vanilla extract
  • cup dried cranberries coarsely chopped
  • 2 ounces white baking chocolate or almond bark, melted

Instructions
 

  1. Preheat your oven to 350°F and line a 13x9 inch pan with parchment paper. This makes it super easy to lift the bars out for slicing later.
  2. In a mixing bowl or electric mixer, beat together the melted butter and brown sugar on medium speed until well blended. Add the eggs, orange juice, and vanilla extract, mixing until smooth and creamy. Stir in the sourdough discard.In a separate large bowl, whisk the flour, ground ginger, baking powder, and salt. Stir the dry ingredients into the wet ingredients until the blondie base is just combined.
  3. Using a spatula, gently fold in the white chocolate chips and cranberries into the blondie batter. Spread the batter evenly into the prepared pan, smoothing out the top.
  4. Pop it in the oven and bake for 20–25 minutes, or until the edges are golden brown and the center is just set. Don’t let them over bake—nobody wants hard bars! Cool the pan on a wire rack completely before frosting.
  5. For the frosting, beat the softened cream cheese and powdered sugar together until smooth and fluffy. Mix in the orange extract and vanilla extract. Spread this over the cooled bars.
  6. Sprinkle the top with chopped dried cranberries, then drizzle melted creamy white chocolate over everything. I like to dip a fork in the chocolate and gently wave it back and forth to create those pretty streaks. I always reserve a few extra cranberry pieces and fresh orange zest to decorate the top of the bars with a pop of color! If you want to add a few extra cranberries on top, just stick them down with more white chocolate drizzle!
  7. You can slice the homemade cranberry bliss bars and dig in right away or chill the bars in the fridge for about an hour to firm up before cutting. For the classic look of the Starbucks version, cut into triangles and enjoy!

Notes

Helpful Tips
  • You can use either a 15x10 jelly roll pan for thinner bars or a 9x13 pan for thicker ones. I personally love the 9x13 version because it’s closer to the original Starbucks bars in size and texture. If you don’t have a 9x13 jelly roll pan, a regular 9x13 casserole dish works just fine—just watch the bake time as it might vary slightly.
  • Don’t skip the parchment paper! Let it hang over the edges a bit to create "handles." This trick makes it so easy to lift the entire batch out of the pan for cleaner slicing.
  • Don’t over bake! These bars should be just set in the middle with golden edges—keep an eye on them.
  • Make sure the bars are completely cool before frosting; otherwise, you’ll end up with a melty mess.
  • Refrigerating the frosted bars for an hour before slicing makes for cleaner cuts and helps them hold their shape better.

Nutrition

Serving: 1barCalories: 346kcalCarbohydrates: 52gProtein: 3gFat: 15gSaturated Fat: 9gPolyunsaturated Fat: 1gMonounsaturated Fat: 4gTrans Fat: 0.3gCholesterol: 32mgSodium: 132mgPotassium: 93mgFiber: 1gSugar: 40gVitamin A: 373IUVitamin C: 1mgCalcium: 65mgIron: 1mg
Tried this recipe?Share it with us @NinnescahHomestead
A side view of two slices of cranberry bliss bars on a wood cutting board and an antique glass plate.

Storage

Place the bliss bars in an airtight container and keep them in the fridge. They’ll last up to 5 days chilled. I recommend separating layers with parchment paper to keep the frosting from smudging. Chilling also helps the flavors meld and makes the bars firmer for easy slicing.

These white chocolate cranberry bars freeze like a dream! Here’s how to do it:

  1. Chill the frosted bars in the fridge for at least an hour so the frosting sets.
  2. Cut them into triangles or squares, depending on your preference.
  3. Lay the individual bars in a single layer on a baking sheet and freeze until firm (about 1 hour).
  4. Transfer the frozen bars to an airtight container or freezer bag, placing parchment paper between layers to prevent sticking.

This perfect holiday treat will keep for up to 3 months in the freezer. When you’re ready to enjoy them, thaw the bars in the fridge overnight or at room temperature for a couple of hours.

Helpful Tips

  • You can use either a 15x10 jelly roll pan for thinner bars or a 9x13 pan for thicker ones. I personally love the 9x13 version because it’s closer to the original Starbucks bars in size and texture. If you don’t have a 9x13 jelly roll pan, a regular 9x13 casserole dish works just fine—just watch the bake time as it might vary slightly.
  • Don’t skip the parchment paper! Let it hang over the edges a bit to create "handles." This trick makes it so easy to lift the entire batch out of the pan for cleaner slicing.
  • Don’t over bake! These bars should be just set in the middle with golden edges—keep an eye on them. I used the toothpick test to make sure mine were done in the center.
  • Make sure the bars are completely cool before frosting; otherwise, you’ll end up with a melted mess.
  • Refrigerating the frosted bars for an hour before slicing makes for cleaner cuts and helps them hold their shape better.

Have you ever made homemade cranberry juice? It's delicious! You'll also love cranberry orange scones, cranberry orange cookies and cranberry cheesecake bread!

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Recipe Rating




6 Comments

  1. 3 stars
    This would be so much easier to follow if it were in grams. Most sourdough bakers prefer it. And really, what the heck is 3.33 cups of flour?!

    1. Hey! Just to clarify — the recipe doesn’t call for 3.33 cups of flour anywhere. It’s 1⅔ cups, which is pretty straightforward. Sounds like the fraction may have been misread.

      And just a quick reminder… star ratings are most helpful when they’re based on actually making the recipe, not skimming the measurements and disliking the units. If you do bake it, let me know what you think. These bars are a crowd favorite for a reason.

  2. 5 stars
    I was so excited to find this recipe! I had some sourdough discard and really wanted to use it for something for Christmas. I made them following your recipe exactly, and now I can't wait to serve them! Just excellent! And love that they can be frozen until then. Thanks so much and am going to check out your other recipes.

  3. 5 stars
    What an easy to make treat for the holidays. Simple ingredients and we loved how delicious it was. I'm putting this one on repeat ❤️