01 - 
                Heat oven to 375°F. Thoroughly grease a 9x13-inch baking dish with butter or nonstick spray.
              
              
              
                02 - 
                Cook pork sausage in a skillet over medium heat, crumbling as it cooks, for about 8 minutes until no pink remains. Drain excess grease completely.
              
              
              
                03 - 
                Spread thawed hash browns evenly in the greased baking dish. Top with the drained sausage, distributing evenly.
              
              
              
                04 - 
                In a bowl, whisk sausage gravy mix with milk until smooth, then add garlic powder, black pepper, and salt. Pour evenly over sausage and hash browns.
              
              
              
                05 - 
                Sprinkle shredded cheddar cheese to cover the entire surface, gently pressing down so it adheres.
              
              
              
                06 - 
                Open biscuit can and cut each biscuit into 4 pieces. Arrange dough pieces over casserole surface, overlapping slightly.
              
              
              
                07 - 
                Place dish in oven and bake for 25–30 minutes until biscuits are golden brown and cooked through. Allow to rest 5 minutes before serving.