Lay the sheets on a damp surface to prevent drying out. Cut into a rectangle.
Place the cheese, herbs and oil in a bowl and mix together.
Put the mixture in the centre of the rectangle and roll up into a spring roll shape.
Twist both the ends to make a cracker shape.
Brush with oil and bake in an oven 200C/400F/Gas 6 for 4 minutes to crisp up.
