Lemon Beer Punch

Lemon Beer Punch

1 cup sugar
1 cup water
1 cup lemon juice & All the lemon rinds
1/2 cup grapefruit juice
12 ounce bottle beer (not dark)

Mix sugar with water in a saucepan. Boil and add lemon rinds. Cover and let stand 5 minutes. Remove lemon rinds. Cool syrup. Add fruit juices. Pour into a punch bowl over ice. Add beer just before serving.