You can use fresh or frozen blueberries for this easy blueberry crunch recipe, both will work perfectly! You can also add other fruit into this recipe
1 tablespoon plus 1 teaspoon active dry yeast.
2 to 2 1/2 cups (320 to 400 grams) bread flour.
1 teaspoon pure vanilla extract.
3 large egg yolks.
2 tablespoons (30 grams) superfine sugar.