Yes that's what we in the UK call jelly. You melt a block of 12 squares in about 1 pint of hot water and let it set in moulds. And put tinned or fresh fruit in it... or use it to make sherry trifle...
Ingredients:
block of jello/jelly
fruit
sponge cake
custard
cream and decorative sprinkles, glace cherries or whatever
!sherry!
soak sponge cake with liberal amount of sherry (cake should remain intact)
make up jelly with 1/4 less water than normally required
add fruit (tinned or fresh sliced) and pour over sponge
set in fridge
make up a thick custard and cool in fridge with greaseproof paper on top to prevent skin forming
when cool pour over set jelly mix
whip cream and decorate with fruit, sprinkles, glace cherries or whatever you fancy
get large spoon and tuck in!