1. Mix filling in large bowl and set aside to let mixture dissolve while making pie dough for 2-crust pie:
- 5 to 6 cups blueberries
- 1 & 1/4 cup sugar
- 1/4 teaspoon cardamom
- 1/2 teaspoon cinnamon
- 1 tablespoon lemon juice
- 4 tablespoons flour
- 2 tablespoons cornstarch
- finely grated lemon rind from half a lemon, avoiding the pith
3. Bake at 425 F about 45 minutes or so, until juices are bubbly through the steam vents.