Blackberry Pie Filling - cooking recipe

Ingredients

4 c. blackberries (fresh or frozen)
1 c. sugar
1/4 c. flour
1/4 tsp. rum extract

Preparation

Mix flour and sugar together.
Toss in blackberries, coating well.
Add rum extract.
Pour into no-fail pie crust and cover with top crust.
Crimp edges and cover with foil.
Bake at 375\u00b0 for 50 minutes.
Remove foil and continue to bake for 20 to 30 minutes until top is golden brown.