2 packages of frozen unsweetened raspberries (600g)
1 ¼ cups of sugar (300 ML)
4 cups of boiling water (1L)
3 Lemons
Need: wire strainer, large saucepan, wooden spoon, potato masher.
Put unthawed raspberries into the saucepan and add sugar. Cook over medium heat for 20-25 minutes until all sugar has dissolved, stir occasionally. Mash raspberries and syrup thoroughly, use potato masher. Pour mixture through strainer; make sure to extract all juice, discard pulp.
Squeeze 2 lemons and strain, add to raspberry juice.
Boil 4 cups of water and add to raspberry juice.
Let raspberry cordial cool, then chill in refrigerator.
When ready to serve, float a thin slice of lemon in each glass.