Arnott"s Lemon Crisp Biscuits 250g. Delicious Rich Lemon Cream Filled Biscuits. Lemon Crisps are a delightful biscuit with a creamy lemon filling. Made using an Arnott family traditional recipe, Lemon Crisp was first sold from the family"s bakery. Arnott"s has taken two delicious sugar cookies, sprinkled them very lightly with salt, and then sandwiched a fantastic lemon cream in between them!