Macros are for the entire batch. To arrive at portion macros, simply divide by number of portions or crackers you create.
Metric kitchen scales are an inexpensive yet invaluable gadget to enable accurate measurement of ingredients. Store them upright in a cupboard or over your worktop and they'll only take up a tiny bit of space. For this recipe I used Precision Scales. Click
HERE for the ones I use in the UK. For U.S. option click
HERE.