Blackberry Whiskey Cake

Blackberry Whiskey Cake Yellow cake mix 1 bag frozen blackberries 1 shot of blackberry whiskey 1/2 cup sugar Mix cake mix up as directed on the box Mix Frozen berries whiskey and sugar in a sauce pan and cook till a nice sauce is formed. Prepare cake mix as directed on box, then add frozen berries to cake mix I baked in Cast Iron At 300 40 min or so. Mixed berry sauce with 1/2 cup milk and 2 cup of powder sugar or to texture ya like and then drizzle on baked cake