Preheat oven to 350°F.\n\n1. Put chicken in sauce pan. Add and melt butter. Add white flour to thicken.\n2. Add chicken broth and stir until thick and bubbly. Also add salt, pepper, and 21 seasoning salute.\n3. Add frozen vegetables (_do not need to be cooked beforehand_) and let the mixture simmer for awhile.\n4. Pour into casserole dish and place puff pastry sheet on top.\n\nBake for 20 to 30 minutes, following instructions on puff pastry package.