1. Place ribs bone side down in cooking bag. 2. Pour 1 1/4 c of beer in bag and secure bag. 3. Microwave on medium (50 percent) for 40 minutes turning and rearranging ribs after 20 minutes. Remove ribs from bag. 4. Combine remaining beer with other ingredients and mix well. 5. Cook ribs till desired doneness brushing with sauce mix every 10 minutes.