A bureau of spiders picked at dusk
2 tsp chopped body of badger
A waste paper basket of truffles mashed when kestrels gather in flocks
A jelly mould of deadly nightshade chopped at the spring equinox
An eggshell of quince chewed on the night of a blue moon
Burn in the cauldron with some cat sick.
Induces bothersome elves to turn into Shakespeare-reciting frogs, and makes the village pigs parade through the streets naked.