Fresh Old Fashioned Lemonade

Just lemon, water, Sweetzfree, and ice. So refreshing!

1 large fresh lemmon
24 ounces cold water
ice
6 or more (to taste) drops Sweetzfree

Squeeze lemon or ream with citrus reamer, into glass. Add Sweetzfree, stir with ice. Very refreshing and addictive on a warm summer day.