Wash the lemons, wipe with a napkin, then cut the slices.
Crush 2 tablespoons of raspberries with a fork, add a glass of cold water and fructose.
Stir until the fructose is completely dissolved.
Put in a large jar pour the mixture obtained, add the lemon slices, the rest of the raspberries and the rest of the cold plain water.
Let the flavors blend for 10 minutes, then mix gently.
We add if we want ice cubes.
Pour into glasses and serve.