Peel and removed the pits of your peaches. Place them into a food processor or blender. Puree until smooth. Pass through a sieve and.
Bring 1 cup of water and 1 cup of sugar to a boil in a medium saucepan.
Stir to dissolve the sugar. Then add the pureed peaches.
Lower the heat to medium high and cook until the mixture has thicken to a syrup consistency like maple syrup.
Cool and store in the fridge until ready to use.
To make the soda, fill a glass of carbonated water, and slowly stir in some syrup, tasting it until it is the strength you like.