How to cook
Soak 1 packet of gelatin in 5 tbsp water. Once it dissolves and swells, heat it briefly in the microwave.
Mix the strawberry jam with 2-3 tbsp water and add the gelatin you just made. Stir and pour it into cups. Prop them up at an angle and leave them to gel.
Dissolve the 2nd packet of gelatin according to the directions.