Can't buy walnut flour where you are? Neither can I so I just make my own. For reasons of pure laziness I buy shelled walnuts then blitz them in my tiny food processor until they're a fine powder. Don't over pulse though or you'll release more of the walnut oil and end up with nut butter, more on those delicious possibilities in future recipes.
Ingredients.
250g walnut flour.
50g cold butter cut into cubes, plus an extra tbsp.
2 tsp bicarb of soda.
2 eggs, lightly beaten.
1 1/2 ...
