The secret of this is not to stir anything. That's what makes your dumplings. When you dish it out, you have your dumplings on top. Preheat oven to 350 degrees. Layer 1 - In 9 x 13 casserole dish, melt ½ stick of butter. Spread shredded chicken over butter. Sprinkle black pepper and dried sage over this layer. Do not stir. Layer 2 - In small bowl, mix milk and Bisquick. Slowly pour all over chicken. Do not stir. Layer 3 - In medium bowl, whisk together 2 cups of chicken broth, chicken granules and soup. Once blended, slowly pour over the Bisquick layer. Do not Stir. Bake casserole for 30-40 minutes, or until the top is golden brown