Blueberry Tarragon Crumble Bar Cookies
Recipe Type: Baking
Prep Time: 
Cook Time: 
Total Time: 
Serves: 16
French tarragon adds a distinctive flavor to these simple blueberry crumb bar cookies.
For the Crumble Dough
  • 1&1/2 Cups(192 grams) all purpose flour
  • ½ Cup(64 grams) granulated sugar
  • ½ Teaspoon baking powder
  • ¼ Teaspoon salt
  • Zest of ½ lemon
  • 1 Stick(114 grams) unsalted butter
  • 1 Egg
For the Blueberry Layer
  • ¼ Cup(32 grams) granulated sugar
  • 2 Teaspoons cornstarch
  • Juice of ½ lemon
  • 2 Generous cups(300 grams) fresh blueberries
  • 1 Tablespoon chopped fresh French tarragon
  1. Preheat oven to 375F/190C
  2. Grease an 8"x8" pan/20-cm square pan
  3. In a medium bowl mix together all the ingredients for the blueberry layer, set aside.
  4. In another medium bowl whisk together the flour, sugar, baking powder, salt and lemon zest.
  5. Add the unsalted butter and egg to the flour mixture, working in with a fork until crumbly.
  6. Press half the crumble dough in the prepared pan.
  7. Cover evenly with the blueberry mixture.
  8. Finish by covering the blueberries with the remaining crumble dough, carefully pat down- dough will be slightly sticky.
Recipe by Honest Cooking at